Programme/MOD
Leave the old system without a rewrite.
Move off the old ERP in slices, with both systems reconciling until each slice is proven.
Slice by slice·Both systems reconcile·Customisations kept as code
Two systems, one seamBoth reconcile
Incumbent
VEYQON
ILLUSTRATIVE · SLICE BY SLICE
Does this sound like you/01
Why people leave their ERP.
Slice by slice/02
Move a slice. Reconcile. Retire.
INCUMBENT
- Reporting and read access
- Buying and stock
- Selling and the front end
- The ledger and the people
Seam
VEYQON
- Reporting and read access
- Buying and stock
- Selling and the front end
- The ledger and the people
Everything still lives in the incumbent.
ILLUSTRATIVE · NOT A REAL MIGRATION
How the programme runs/03
Four phases. Pick one.
WHEN IT CLOSES YOU HOLD
- Inventory of customisations, reports, and integrations in use
- Data model and volumes profiled from the live database
- Behaviour split into required, replaceable, and abandoned
- Slice plan, ordered by risk rather than by convenience
What goes live, and when/04
A staircase, not a big bang.
Slice 1Reporting and read access
Slice 2Buying and stock
Slice 3Selling and the customer front end
Slice 4The ledger and the people
What you are left with/05
Each one is something you can show.
Straight answers/06
The terms, in one line each.
Authority
The incumbent stays authoritative until a slice is proven
Evidence
A daily reconciliation decides readiness, not a meeting
Reversibility
A documented rollback per slice, exercised before cutover
Customisations
Rebuilt as versioned code, not re-created as configuration
History
Open-format archive under your control before the licence ends
Order
By risk — the ledger and payroll move last
Where it shows up/07
The use cases it runs.
Next step