A contractor software migration is ready for cutover when the target preserves required records and relationships and people can perform essential work. Imported row counts are only one check. Scheduling, field access, document retrieval and financial reconciliation need practical tests before retiring the old system.
Name the source and decision owners
Inventory customers, properties, jobs, estimates, appointments, agreements, documents and financial references. Assign an authoritative source and business owner to each type. Accounting may own invoice balances while the CRM owns contact information. Decide what to migrate, archive, rebuild or exclude, recording the reason. Name the person who can approve go-live and the conditions that require a delay. Vendor confirmation that an import finished cannot replace acceptance by the people responsible for operations and finance.
Preserve identities and map relationships
Keep raw exports intact and work from controlled copies. Map source fields to target fields, documenting transformations, required values and exceptions. Maintain a crosswalk when the new system assigns different identifiers. A property with the correct address is still wrong if linked to the wrong customer. Similar names and shared phone numbers should produce duplicate candidates for review, not automatic merges. AI can suggest mappings and identify anomalies while authorized reviewers decide ambiguous identity, financial and retention questions.
Rehearse representative work
Use a trial set that includes multiple properties for one customer, an active job with changes, attachments, a partial payment and a disabled former employee. Reconcile counts, identifiers, relationships and controlled financial totals. Then have office and field users perform the actual workflow: find an estimate, retrieve a signed scope, receive an assignment and synchronize a visit note. Record failed checks and retest corrections. A successful desktop import does not establish that technicians can access the right records on mobile devices.
Control the final changes and rollback
Define when source writes stop, when target writes begin and how transactions created between the baseline export and cutover are transferred. Record the final change set and its reconciliation. Establish stop conditions before the cutover window, such as missing active-job attachments or unexplained balances. Keep a tested rollback path and explain how any target-side work would be reconciled if it is used. Avoid allowing two uncontrolled live systems to become competing versions of current appointments and customer commitments.
Accept the operation before retiring the archive
After go-live, inspect late transactions, integration failures, permission exceptions and customer-facing outputs. Keep an exception ledger with named owners and explicit dispositions. Measure unresolved relationships, workflow failures and manual recovery time. Retain legacy access or a usable archive until required history, retention obligations and rollback needs have been addressed. Open sample archived attachments outside the old platform. Retirement should follow documented acceptance of the business workflows and records, not the vendor’s declaration that all rows were processed.
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