CRM migration

Migrate from SellingLane CRM to HighLevel

Field-level mapping, validation, and rollback between SellingLane CRM and HighLevel. We move data and schema; workflows are rebuilt natively in HighLevel.

SellingLane CRM logo

SellingLane CRM

Source

HighLevel

Destination

HighLevel logo

Compatibility

80%

8 of 10

objects map 1:1 between SellingLane CRM and HighLevel.

Complexity

BStandard

Timeline

2-4 weeks

Rollback included Accuracy guarantee Field-level validation

Overview

What this migration involves

Moving from SellingLane CRM to GoHighLevel is a schema transformation from an auction-specific data model to a general-purpose CRM with custom object capability. SellingLane organizes around Buyers, Lots, Bids, and Auction Events; GoHighLevel uses Contacts, Opportunities, and Custom Objects. We build a custom object schema in GoHighLevel that mirrors SellingLane's auction data model before any records move, preserving Lot-to-Buyer relational links that a flat CSV export would lose. Buyer verification status migrates as a custom Contact field, and auction event groupings reconstruct as date-anchored parent records. Workflows, automations, and sequences do not migrate as code; we deliver a written inventory of every SellingLane automation for your admin to rebuild in GoHighLevel's Workflow builder.

Field-level fidelity

Every standard and custom field arrives verified.

Schema-aware mapping

AI proposes the map; you confirm before any record moves.

Relationships preserved

Parent–child, lookups, and ownership stay linked.

Full activity history

Calls, emails, meetings — with original timestamps.

Attachments & notes

Documents, uploads, and inline notes move with the record.

Why teams make this switch

Two sides of the same decision

Leaving

SellingLane CRM logo

SellingLane CRM

What's pushing teams away

  • The platform is narrowly scoped to auction workflows, so teams that expand into broader sales, marketing, or service use cases outgrow the feature set.
  • Limited third-party integrations compared to mainstream CRMs forces teams to maintain workarounds for accounting, email, or analytics tools they already use.
  • Small user base and minimal public API documentation make it difficult for technical teams to extend functionality or build custom integrations.
  • Sparse online reviews and a lack of a robust app marketplace signal limited community support and third-party tooling compared to established CRM vendors.
  • Auction-specific terminology and data model require significant re-training when staff transition to a general-purpose CRM.

Choosing

HighLevel logo

HighLevel

What's pulling them in

  • Agencies choose HighLevel to consolidate CRM, email, SMS, scheduling, and funnels into one subscription, eliminating monthly bills for five to ten separate SaaS tools they previously stitched together.
  • The flat-rate pricing model bills per sub-account rather than per contact, so growing a contact database from 1,000 to 100,000 records does not trigger a billing surprise—a common pain point avoided by migrating customers.
  • White-label and sub-account capabilities let agencies resell HighLevel access to their own clients, turning a software cost center into a recurring revenue stream that justifies the subscription.
  • The platform ships a 14-day free trial with no credit card required, giving teams a low-friction entry point to validate fit before committing to the $97/month Starter tier.
  • Marketing agencies managing multiple client accounts use sub-accounts to maintain data isolation per client while operating under a single agency billing relationship with HighLevel.

Object mapping

How SellingLane CRM objects map to HighLevel

Each row shows how a SellingLane CRM object lands in HighLevel, including any object-level transformations, lookup resolution, or schema-design dependencies.

Typical mapping — final map is confirmed during the sample migration step.

SellingLane CRM

Buyer

maps to

HighLevel

Contact

1:1
Fully supported

SellingLane Buyer records map to GoHighLevel Contacts with bidder ID preserved as a custom Contact field (bidder_id__c). Registration date maps to a custom date field (registration_date__c). Buyer verification status (approved, pending, suspended) is a custom property in SellingLane and migrates to a GoHighLevel custom picklist field (verification_status__c). Bidder tier or standing maps to a custom picklist field (bidder_tier__c). We validate email uniqueness during import and flag any duplicate Buyer records for admin resolution before final load.

SellingLane CRM

Lot

maps to

HighLevel

Custom Object: Lot

1:1
Fully supported

SellingLane Lots map to a GoHighLevel Custom Object named Lot. Lot number becomes the name field, item description maps to a text field, reserve price and starting bid map to currency fields. Reserve status logic (met, not met, no reserve) migrates to a picklist field (reserve_status__c). We build the Lot custom object schema in GoHighLevel before migration, including all standard fields and any custom lot-specific attributes discovered during the audit phase. Custom fields on lots are undocumented in SellingLane; we query the field configuration endpoint during audit to generate a complete field manifest.

SellingLane CRM

Bid

maps to

HighLevel

Custom Object: Bid + Task

1:1
Fully supported

Bid records are linked to Buyer and Lot in SellingLane and do not exist as standalone rows. Each bid carries bid amount, timestamp, and bid type (floor, absentee, online). We extract bid data and create a GoHighLevel Bid custom object with a lookup relationship to the Lot custom object and a lookup to the Contact record (mapped from the Buyer). Bid order is preserved by setting a sequence number field on each Bid record. For bid records with no linked buyer or lot, we flag orphaned rows during audit and present them to the customer for resolution.

SellingLane CRM

Auction Event

maps to

HighLevel

Custom Object: Auction Event

1:1
Fully supported

SellingLane Auction Events group lots and bids by sale date and location. GoHighLevel has no native Auction Event object, so we build a Custom Object named Auction Event with fields for event_name, sale_date, location, and catalog_description. Lots link to Auction Events via a lookup field (auction_event__c) on the Lot custom object. We extract all Auction Event records from SellingLane and create corresponding GoHighLevel custom object records before importing Lots. If the customer prefers lots to remain independent, we tag lots with event metadata in a custom text field and skip the parent event reconstruction.

SellingLane CRM

Registration

maps to

HighLevel

Custom Object: Registration

1:1
Fully supported

Registration records include buyer ID, event ID, registration date, and payment method on file. We map these to a GoHighLevel Registration custom object with lookups to the Contact (from Buyer) and Auction Event (from Event). Registration date migrates as a date field, and payment method on file migrates as a text field. If the destination does not require Registration as a standalone object, we can alternatively nest registration data as custom fields on the Contact record.

SellingLane CRM

Payment/Checkout

maps to

HighLevel

Custom Object: Payment

1:1
Fully supported

Post-sale payment records include amount, method, date, and buyer association. We map these to a GoHighLevel Payment custom object with a lookup to Contact. Trust-account balance carry-forward is preserved in a currency field (trust_balance__c) if applicable. Where GoHighLevel's built-in Invoice or Payment features are sufficient, we map to those native objects instead and flag the decision during scoping.

SellingLane CRM

Pipeline (Stages)

maps to

HighLevel

Opportunity Pipeline

lossy
Fully supported

SellingLane uses auction-specific workflow stages (Registered, Won, Lost, Paid, Closed). We map these to GoHighLevel Pipeline stages and create a Pipeline in GoHighLevel with matching stage names and order. Each SellingLane stage becomes a GoHighLevel Deal stage. If SellingLane stages have custom automation triggers, we flag these in the automation rebuild inventory because triggers do not migrate.

SellingLane CRM

Owner/User

maps to

HighLevel

User

1:1
Fully supported

SellingLane staff assigned as lot owners or bidder managers map to GoHighLevel Users. We resolve by email match. Any SellingLane Owner without a matching GoHighLevel User is held in a reconciliation queue for the customer to provision before record import resumes. User active status, role, and team assignment are preserved as GoHighLevel User fields.

SellingLane CRM

Tag/Label

maps to

HighLevel

Tag

lossy
Fully supported

Lots and Buyers may carry classification tags in SellingLane. We export tag sets and apply them as GoHighLevel Tags on the respective records. Tag-based automations in SellingLane do not migrate; we list them in the automation rebuild inventory for the customer's admin to implement in GoHighLevel Workflows.

SellingLane CRM

Attachment

maps to

HighLevel

Custom Object: Attachment + GoHighLevel File Storage

1:1
Fully supported

Item photos, condition reports, and registration documents attach to Lots and Buyers in SellingLane. We export attachments via the platform's file storage and re-associate them in GoHighLevel using naming conventions that link files to the correct record (Lot ID or Contact ID in filename). Large attachment sets require staging in an intermediate storage location before batch upload to GoHighLevel.

Gotchas + challenges

What specifically takes care here

Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.

SellingLane CRM logo

SellingLane CRM gotchas

Medium

Custom fields on lots are not schema-documented

High

Bid history relies on Lot-to-Buyer relational links

Medium

Auction event groupings must be reconstructed

Low

Buyer verification status is a custom field

HighLevel logo

HighLevel gotchas

High

Sub-account architecture creates isolated data silos per client

High

Usage-based telecom and AI costs are not in the subscription price

Medium

Workflows have no native equivalent in most destination CRMs

Medium

API rate limits cap bulk migration throughput at 100 requests per 10 seconds per sub-account

Low

White-label configuration and branding assets do not export via API

Pair-specific challenges

  • Bid history relational integrity is lost in flat exports

    Bid records in SellingLane are not standalone; each bid links a Buyer to a Lot and carries a timestamp and amount. A flat CSV export of bids loses the Lot context unless lots are exported first and bids are re-associated by matching lot_id. We sequence the migration to load Auction Events first, then Lots, then Buyers, then Bids, and we preserve the relational integrity by including foreign-key references in our staging schema before final import. If bid records are exported before lot records, the bid stack in GoHighLevel will have orphaned lookups that cannot be repaired without re-exporting.

  • Custom lot fields are not schema-documented

    SellingLane supports custom fields on auction listings but the schema is not publicly documented. We discover custom field definitions during the audit phase by querying the platform's field configuration endpoint. We generate a complete field manifest before mapping to GoHighLevel, but any custom field with a deprecated or deleted definition in SellingLane can silently drop values. We cross-reference every custom field against live lot records to confirm data completeness before committing the migration.

  • Auction event groupings require explicit reconstruction decision

    SellingLane organizes lots by Auction Event (sale date, location, catalog). GoHighLevel has no native Auction Event object, so we map events as Custom Object records with a date-field anchor, or we tag lots with event metadata. We flag this gap during the scoping call so the customer decides whether to reconstruct event groupings as parent records or treat lots as independent inventory. Either decision affects the custom object schema we build before migration begins.

  • GoHighLevel custom objects require schema creation before data load

    Unlike standard objects (Contacts, Opportunities) that exist by default in GoHighLevel, custom objects for Lots, Bids, Auction Events, Registrations, and Payments must be created in GoHighLevel before any records are imported. We build the complete custom object schema in GoHighLevel during the discovery phase, including all fields, picklist values, and lookup relationships. Schema changes during active migration can cause import failures and require record re-load. We lock the schema before production migration and handle any post-migration additions as a separate phase.

  • SellingLane automations do not map to GoHighLevel Workflows

    SellingLane auction-stage workflow triggers (on bid, checkout, and verification events) have no direct GoHighLevel Workflow equivalent. GoHighLevel Workflows use different trigger types, conditions, and action sets. We do not migrate automations as code. We deliver a written inventory of every active SellingLane workflow with its trigger, conditions, actions, and a recommended GoHighLevel Workflow equivalent, and the customer's admin rebuilds them post-migration. Sequences and sales engagement cadences similarly do not migrate.

Migration approach

Six steps for a successful SellingLane CRM to HighLevel data migration

  1. Discovery and custom object schema design

    We audit the SellingLane portal across buyer volume, lot catalog size, bid record count, auction event frequency, registration and payment record counts, and any custom lot fields. We pair this with a GoHighLevel account review to confirm the custom object limits on the target tier. We design the GoHighLevel custom object schema (Lot, Bid, Auction Event, Registration, Payment) with all fields, picklists, and lookup relationships before any data extraction begins. The discovery output is a written migration scope with record-count estimates and a GoHighLevel custom object schema diagram for customer sign-off.

  2. Custom object creation in GoHighLevel

    We create the custom object schema in GoHighLevel per the signed design document. This includes the Lot custom object with lot number, description, reserve price, starting bid, and reserve status fields; the Bid custom object with amount, timestamp, bid type, and lookups to Lot and Contact; the Auction Event custom object with event name, sale date, location, and catalog description; the Registration custom object with date and payment method fields and lookups to Contact and Auction Event; and the Payment custom object with amount, method, date, and trust balance fields. Schema is validated in GoHighLevel before proceeding.

  3. Audit and field manifest generation

    We query SellingLane's field configuration endpoint to generate a complete manifest of all custom fields on Buyer and Lot records, including any deprecated or deleted picklist values. We cross-reference every custom field against a sample of live records to confirm data completeness. We flag any field with a deprecated value for the customer's admin to review and correct before migration. We also audit attachment file sizes and counts to plan intermediate storage and batch upload strategy.

  4. Staging migration and relational reconstruction

    We run a staging migration into a GoHighLevel test sub-account using production-like data volume. We sequence the load as: Auction Events first (parent records), then Lots (with auction_event__c lookup resolved), then Contacts (from Buyers), then Bids (with lot_id and contact_id lookups resolved). The customer's auction operations lead spot-checks bid-stack ordering, auction event groupings, and buyer verification status across 25-50 random records and signs off before production migration. Any relational mapping corrections happen here, not in production.

  5. Production migration in dependency order

    We run production migration in record-dependency order: Auction Events, Lots, Contacts, Bids, Registrations, Payments, Attachments. Each phase emits a row-count reconciliation report before the next phase begins. Owner reconciliation happens in parallel with Contact import, matching SellingLane staff to GoHighLevel Users by email. Attachments upload last using a naming convention that links files to the correct record in GoHighLevel. We freeze SellingLane writes during the production migration window to prevent delta records from accumulating mid-load.

  6. Cutover, validation, and automation rebuild handoff

    We freeze SellingLane writes at cutover, run a final delta migration of any records modified during the window, then enable GoHighLevel as the system of record. We deliver the automation rebuild inventory document listing every SellingLane workflow with trigger, conditions, actions, and recommended GoHighLevel Workflow equivalent. We support a one-week hypercare window where we resolve any reconciliation issues raised by the customer's team. We do not rebuild SellingLane automations as GoHighLevel Workflows inside the migration scope; that is a separate engagement or an internal admin task.

Platform deep dives

Context on both ends of the pair

SellingLane CRM logo

SellingLane CRM

Source

Strengths

  • Flat monthly pricing without per-transaction or per-lot billing charges.
  • Integrated buyer lifecycle from registration through checkout in one platform.
  • Custom fields supported on auction listings for lot-specific attributes.
  • Built-in buyer verification and trust-account management for auction compliance.
  • No hidden fees for CRM hosting, streaming, or website features.

Weaknesses

  • Narrow feature scope limited to auction-specific workflows and not general CRM use cases.
  • Minimal public API documentation limits custom integrations and automation extension.
  • Sparse third-party app ecosystem compared to mainstream CRM platforms.
  • Very small review base makes competitive evaluation difficult.
  • Auction-specific terminology requires significant re-learning when migrating to general CRM platforms.
HighLevel logo

HighLevel

Destination

Strengths

  • Consolidates CRM, marketing automation, email, SMS, scheduling, and funnels into one platform at a predictable flat monthly rate.
  • Supports unlimited contacts and unlimited users on all paid tiers, removing per-record billing anxiety as databases grow.
  • Offers white-label and sub-account capabilities that let agencies resell access and manage multiple client environments under one billing relationship.
  • Includes built-in review management, reputation monitoring, and AI agents as native features rather than third-party add-ons.
  • Exports Contacts and Companies via a scalable async bulk CSV system that handles multi-million-row datasets without blocking the UI.

Weaknesses

  • The breadth of features creates a steep learning curve; advanced automations and Workflow configuration require significant time investment that smaller teams may not recover.
  • The platform charges usage-based fees for telecommunications and AI features that are not included in the base subscription, leading to bill surprises.
  • Recurring user reports on Reddit and G2 describe bugs, errors, and slow support response times that disrupt live marketing and sales operations.
  • Sub-account architecture, while powerful for agencies, adds migration complexity when identifying which client data lives in which isolated environment.
  • The platform is designed for agencies and SMBs; larger enterprises requiring deep reporting, custom objects at scale, or complex role-based access may outgrow its capabilities.

Complexity grading

How hard is this migration?

Standard CRM migration. 2 of 8 objects need a mapping; the rest are 1:1.

B

Overall complexity

Standard migration

Derived from compatibility, mapping clarity, API constraints, and data volume across SellingLane CRM and HighLevel.

  • Object compatibility

    B

    2 of 8 objects need a mapping; the rest are 1:1.

  • Field mapping clarity

    C

    Field mapping is derived from defaults — final spec confirmed during the sample migration.

  • Timeline complexity

    B

    8-object category — typical timelines run 2–7 days end-to-end.

  • API constraints

    B

    SellingLane CRM: Not publicly documented.

  • Data volume sensitivity

    B

    SellingLane CRM doesn't expose a bulk API — REST + parallelization used for high-volume runs.

Estimator

Estimate your SellingLane CRM to HighLevel migration cost

Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.

Step 1

What are you migrating?

Pick a category, then your source and destination platforms.

Category

FAQ

Frequently asked questions about SellingLane CRM to HighLevel data migrations

Answers to the questions buyers ask most during SellingLane CRM to HighLevel migration scoping. Not seeing yours? Book a call.

Can't find your answer?

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Most migrations land between two and four weeks for accounts under 5,000 Buyers, 10,000 Lots, and 50,000 Bid records with no complex relational interdependencies. Migrations with large bid-stack histories, multiple auction event groupings, high attachment volumes, or trust-account payment records requiring custom object schema expansion move to five to eight weeks because of relational lookup resolution and custom object schema validation.

Adjacent paths

Related migrations to explore

Ready when you are

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