<!-- Sunset decision memo · from Chapter 30 of The Product 360 Handbook -->

# Sunset decision memo · [Offering] · [Date]

**From:** [PM]   **To:** [Decision owner]   **Approvers:** [Engineering, finance, legal, sales, customer success]

## Recommendation
[One sentence: retire X, with end-of-sale on [date] and last date of support on [date], migrating customers to Y.]

## Why now
- Usage and revenue trend:
- Cost to serve and engineering share:
- Security or dependency risk:
- Strategic fit:
- Successor readiness:

## Who is affected
| Segment | Accounts | ARR | Top accounts | Partners involved |
|---|---|---|---|---|
| | | | | |

## Options considered
| Option | What it costs | What it frees | Customer impact | Verdict |
|---|---|---|---|---|
| Do nothing (keep as is) | | | | |
| Keep investing | | | | |
| Maintenance only | | | | |
| Sell, spin off or open-source | | | | |
| Migrate and retire | | | | |

## Financial impact (planning assumptions, to be confirmed by finance)
- ARR at risk (worst case):
- Expected migration rate and expected churn:
- Savings (engineering, infrastructure, support):
- One-time costs (credits, migration services, tooling):
- Questions for finance (revenue recognition, credits, deferred revenue):

## Contract and legal review
- Notice periods in customer and partner agreements:
- Committed terms that run past the proposed dates:
- Service-level commitments affected:
- Data return, retention and deletion obligations:
- Regulatory obligations:

## Migration path and incentives
[Successor, parity summary, tooling, credits or price protection]

## Communication summary
[Who hears first, public announcement date, channels]

## Milestones and gates
| Gate or milestone | Date | Owner |
|---|---|---|
| R1 Consider retirement | | |
| R2 Announce end-of-sale | | |
| R3 End support | | |
| R4 Decommission | | |

## Reversal criteria (written before announcement)
If [condition, e.g., less than x% of affected ARR has migrated by end of maintenance], we will [action, e.g., offer paid extended support to named accounts for up to n months].

## Decision
[Approved / Not approved / Revise], by [name] on [date].