CRM migration
Field-level mapping, validation, and rollback between RETAINUSER CRM and Microsoft Dynamics 365 Sales . We move data and schema; workflows are rebuilt natively in Microsoft Dynamics 365 Sales .
RETAINUSER CRM
Source
Microsoft Dynamics 365 Sales
Destination
Compatibility
8 of 10
objects map 1:1 between RETAINUSER CRM and Microsoft Dynamics 365 Sales .
Complexity
CModerate
Timeline
3-5 weeks
Overview
Moving from RETAINUSER CRM to Microsoft Microsoft Dynamics 365 Sales is a migration from a small-team-focused CRM to an enterprise platform deeply integrated with the Microsoft 365 ecosystem. RETAINUSER does not publish a developer-facing API reference, so direct programmatic export requires confirmation during scoping; we handle this by coordinating with RETAINUSER's UI export capabilities and supplemental API access where available. The destination Microsoft Microsoft Dynamics 365 Sales uses the Dataverse data model, which maps RETAINUSER's Company to Account, Deal to Opportunity, and requires explicit configuration of pipeline stages into Sales Processes and Record Types. We sequence the migration to land Accounts before Contacts, then Opportunities with AccountId and OwnerId resolved, and finally Activities using Dataverse API batch operations with rate-limit handling. Workflows, email templates, and SMS templates do not migrate as executable code; we deliver a structured inventory of every automation and template for the destination admin to rebuild using Power Automate and Dynamics Sales email templates.
Every standard and custom field arrives verified.
AI proposes the map; you confirm before any record moves.
Parent–child, lookups, and ownership stay linked.
Calls, emails, meetings — with original timestamps.
Documents, uploads, and inline notes move with the record.
Source platform
RETAINUSER CRM platform overview
Scorecard, SWOT, gotchas, and pricing for RETAINUSER CRM.
Destination platform
Microsoft Dynamics 365 Sales platform overview
Scorecard, SWOT, gotchas, and pricing for Microsoft Dynamics 365 Sales .
Data migration guide
The complete Microsoft Dynamics 365 Sales migration guide
Data model, import mechanisms, field mapping strategy, pitfalls, and cutover — by the engineers running it.
Destination checklist
Microsoft Dynamics 365 Sales migration checklist
Pre- and post-cutover tasks for moving onto Microsoft Dynamics 365 Sales .
Why teams make this switch
Leaving
What's pushing teams away
Choosing
What's pulling them in
Object mapping
Each row shows how a RETAINUSER CRM object lands in Microsoft Dynamics 365 Sales , including any object-level transformations, lookup resolution, or schema-design dependencies.
Typical mapping — final map is confirmed during the sample migration step.
RETAINUSER CRM
Contact
Microsoft Dynamics 365 Sales
Contact or Lead (split based on qualification)
1:manyRETAINUSER Contact records with a defined buyer stage (status indicating active sales engagement) map to Microsoft Microsoft Dynamics 365 Sales Contact. Contacts representing unqualified prospects or early-stage entries map to Lead. We apply the split rule during scoping based on the customer's pipeline stage matrix, preserving the original RETAINUSER contact status in a custom field ret_contact_status__c on both Lead and Contact for post-migration audit.
RETAINUSER CRM
Lead
Microsoft Dynamics 365 Sales
Lead
1:1RETAINUSER Lead records map directly to Microsoft Dynamics 365 Sales Lead. Lead source, lead status, and owner assignment carry across as LeadSource, StateCode/StatusCode, and OwnerId respectively. We resolve owner assignment by email match against the destination User table. Any Lead without a matching User is placed in a reconciliation queue for the customer admin to provision before the Lead import phase completes.
RETAINUSER CRM
Company
Microsoft Dynamics 365 Sales
Account
1:1RETAINUSER Company records map to Microsoft Microsoft Dynamics 365 Sales Account. The company name becomes AccountName, and any website domain stored on the Company record maps to the Website field. Account is created before any Contact or Opportunity import so that the parent AccountId lookup is satisfied at the moment of child record insert. We preserve the Company-Contact linkage by exporting the association table and reconstructing it via Contact.ParentCustomerId or a dedicated Account-Contact relationship table during migration.
RETAINUSER CRM
Deal
Microsoft Dynamics 365 Sales
Opportunity
1:1RETAINUSER Deal records map to Microsoft Dynamics 365 Sales Opportunity. The dealstage property maps to StageName, and the pipeline identifier maps to a Salesforce-style Sales Process or Record Type that we configure in Dynamics before migration. Deal value maps to Amount, close date maps to CloseDate, and the owner maps to OwnerId via the User lookup. We flag Deals without an associated Company for the customer to resolve before import because Opportunities in Microsoft Dynamics 365 Sales typically attach to an Account.
RETAINUSER CRM
Pipeline
Microsoft Dynamics 365 Sales
Record Type + Sales Process
lossyEach RETAINUSER pipeline becomes a Microsoft Dynamics 365 Sales Record Type on Opportunity with a corresponding Sales Process that whitelists the relevant stage values. Stage order and stage names migrate to the Sales Process stage definitions. Stage probability percentages migrate to stage-level probability fields. If RETAINUSER stores win/loss criteria, we map those to Opportunity Closed fields (OpportunityState or custom fields) and document the mapping in the migration specification.
RETAINUSER CRM
Activity (email, call, meeting, task)
Microsoft Dynamics 365 Sales
ActivityPointer (Email, PhoneCall, Appointment, Task)
1:1RETAINUSER Activity records (emails, calls, meetings, tasks, notes) map to Microsoft Dynamics 365 Sales ActivityPointer subtypes. We export activity history as chronological entries preserving timestamps, owner attribution, and the associated Contact or Deal linkage. Activity migration uses Dataverse batch API operations with parent-record resolution (regardingobjectid linking to the correct Contact, Lead, or Opportunity). Note content migrates to the Annotation entity (Dynamics 365 Notes) linked via objectid to the parent record.
RETAINUSER CRM
User/Owner
Microsoft Dynamics 365 Sales
User
1:1RETAINUSER User records (name, email, role, team assignment) map to Microsoft Microsoft Dynamics 365 Sales User records. We match users by email address during migration. Any RETAINUSER user referenced as an Owner on a record but without a corresponding Dynamics User is flagged in a reconciliation report. The customer admin provisions any missing Users before record import resumes, as OwnerId is a required reference on most standard entities.
RETAINUSER CRM
Custom Fields
Microsoft Dynamics 365 Sales
Custom Fields
1:1Custom fields on RETAINUSER Contacts, Companies, and Deals require field-level mapping. We extract the full custom field schema including field type, picklist values, and default values. Field types are mapped to equivalent Dataverse column types (string, integer, decimal, boolean, datetime, picklist). Picklist values are mapped explicitly to the destination Dataverse option set values. We pre-create destination custom fields in the Dynamics 365 environment before any record import begins to avoid import errors from undefined columns.
RETAINUSER CRM
Email Template
Microsoft Dynamics 365 Sales
Email Template
1:1RETAINUSER email templates migrate as text content to Microsoft Dynamics 365 Sales Email Templates. We extract template bodies, subject lines, and merge field placeholders. RETAINUSER merge field syntax (its own placeholder format) is documented in a mapping table against Dynamics 365 token syntax. The destination admin maps these to Dynamics email template tokens or Power Automate expression syntax during the template rebuild phase. Template-to-contact associations are not preserved; we document the template usage context for the admin to reapply post-migration.
RETAINUSER CRM
SMS/WhatsApp Template
Microsoft Dynamics 365 Sales
Template (as text artifact)
1:1SMS and WhatsApp templates are text-based in RETAINUSER. We export the full template library as structured text artifacts. Character limits and messaging constraints differ between platforms; we flag templates that exceed Microsoft Dynamics 365 Sales or Power Automate SMS connector limits. Template-to-contact associations do not migrate; we deliver a template inventory document for the customer admin to rebuild using the destination's messaging tools. WhatsApp Business integration, if used, requires separate configuration in the Microsoft ecosystem post-migration.
| RETAINUSER CRM | Microsoft Dynamics 365 Sales | Compatibility | |
|---|---|---|---|
| Contact | Contact or Lead (split based on qualification)1:many | Fully supported | |
| Lead | Lead1:1 | Fully supported | |
| Company | Account1:1 | Fully supported | |
| Deal | Opportunity1:1 | Fully supported | |
| Pipeline | Record Type + Sales Processlossy | Fully supported | |
| Activity (email, call, meeting, task) | ActivityPointer (Email, PhoneCall, Appointment, Task)1:1 | Fully supported | |
| User/Owner | User1:1 | Fully supported | |
| Custom Fields | Custom Fields1:1 | Mapping required | |
| Email Template | Email Template1:1 | Fully supported | |
| SMS/WhatsApp Template | Template (as text artifact)1:1 | Fully supported |
Gotchas + challenges
Platform-specific issues from each side, plus the pair-specific challenges that don't show up on either platform's page on its own.
RETAINUSER CRM gotchas
No public API documentation for direct export
Workflow automations are not directly portable
Email/SMS template merge field syntax differs from destination CRMs
Microsoft Dynamics 365 Sales gotchas
Professional tier 15-table custom table limit blocks migrations
October 2024 pricing increase applies at renewal for all customers
Custom fields must be created in the UI before API writes
Power Platform request limits apply to bulk migrations
Activity records orphaned to inactive owners fail silently
Pair-specific challenges
Migration approach
Discovery and export capability confirmation
We audit the RETAINUSER CRM environment: record counts for Contacts, Leads, Companies, Deals, and Activities; custom field definitions across all object types; pipeline configurations and stage names; active workflow count and complexity; email and SMS template library size; user list with role assignments. We also confirm RETAINUSER's export capabilities during the scoping call—whether UI-based CSV export, API access, or a combination—to establish the data extraction method before migration planning begins. The discovery output is a written migration scope with record counts, field mapping draft, and export method confirmation.
Destination schema design and Sales Process configuration
We design the Microsoft Dynamics 365 Sales destination schema. This includes creating any custom fields (with Dataverse column types matched to RETAINUSER field types), configuring Sales Processes with stage values derived from RETAINUSER pipeline configurations, setting up Record Types per pipeline, and mapping the Contact-Lead split rule based on the customer's RETAINUSER contact status values. We deploy the schema to a Dynamics 365 Sandbox environment for validation before any production data moves. SharePoint document library configuration is scoped separately if the customer does not already have SharePoint Online provisioned.
Data profiling, cleansing, and sandbox migration
We profile the exported RETAINUSER data for quality issues: duplicate Contacts and Companies, incomplete required fields, malformed email addresses, inactive owners, and Deals without Account linkage. We apply a de-duplication pass using name and email as match keys and flag records for customer review. We run a sandbox migration into Dynamics 365 using production-like data volume. The customer's sales operations lead reconciles record counts, spot-checks mapped fields against source records, and validates the Sales Process stage configuration before we proceed to production migration.
Owner reconciliation and User provisioning
We extract every distinct RETAINUSER Owner referenced on Contacts, Companies, Deals, and Activities and match by email against the Microsoft Dynamics 365 Sales destination User table. Owners without a matching User record are listed in a reconciliation report. The customer's Dynamics admin provisions any missing Users (active or inactive depending on whether the original RETAINUSER owner is still active) before record import resumes. Migration cannot proceed past the Opportunity import phase until all OwnerId references are resolvable.
Production migration in dependency order
We run production migration in record-dependency order: Accounts (from RETAINUSER Companies), Contacts and Leads (with the qualification-based split applied), Opportunities (with AccountId and OwnerId resolved), Activity history (Emails, Calls, Meetings, Tasks via Dataverse batch API with rate-limit handling and parent-record resolution), Attachments (uploaded to SharePoint and linked via Dataverse document location), Custom Fields (verified against pre-created schema). Email and SMS templates are delivered as a structured text inventory for the admin to rebuild. Each phase emits a row-count reconciliation report before the next phase begins.
Cutover, validation, and workflow rebuild handoff
We freeze writes in RETAINUSER during cutover, run a final delta migration of any records modified during the migration window, then enable Microsoft Dynamics 365 Sales as the system of record. We deliver the Workflow and Email Template inventory document to the customer admin. We support a one-week hypercare window where we resolve reconciliation issues raised by the sales team. We do not rebuild RETAINUSER workflows as Power Automate flows inside the migration scope; that is a separate engagement or an internal admin task documented in the handoff package.
Platform deep dives
RETAINUSER CRM
Source
Strengths
Weaknesses
Microsoft Dynamics 365 Sales
Destination
Strengths
Weaknesses
Complexity grading
Moderate CRM migration. 4 of 8 objects need a mapping; the rest are 1:1.
Overall complexity
Moderate migration
Derived from compatibility, mapping clarity, API constraints, and data volume across RETAINUSER CRM and Microsoft Dynamics 365 Sales .
Object compatibility
4 of 8 objects need a mapping; the rest are 1:1.
Field mapping clarity
Field mapping is derived from defaults — final spec confirmed during the sample migration.
Timeline complexity
8-object category — typical timelines run 2–7 days end-to-end.
API constraints
RETAINUSER CRM: Not publicly documented.
Data volume sensitivity
RETAINUSER CRM doesn't expose a bulk API — REST + parallelization used for high-volume runs.
Estimator
Rule-based pricing — no per-record fees, no manual quotes. Migrations over 2M records are scoped individually.
Step 1
Pick a category, then your source and destination platforms.
Category
FAQ
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