Constraint Register
See what's blocking your,
decisions before, it's too late.
Log, own, and monitor the things that could derail a decision or project, before they do.

Constraint Register
is Coaline's early warning system. It surfaces the things putting your decisions at risk, resource limits, technical blockers, organisational and external pressures, and tracks them before they become surprises or failures.
The problem
it solves
Every decision runs into things that get in its way. Resource limits, technical blockers, organisational and external pressures. Most teams don't track these things explicitly, so they discover the constraint only after it's already caused damage, when the decision has stalled and no one logged why.
The Constraint Register changes that.
Constraint Register
Log, own, and monitor the things that could derail a decision or project — before they do.
Four Constraint Types
Resource
budget, people, time
Technical
architecture, infrastructure, tooling
Organisational
process, approval, structure
External
vendor, regulatory, market
Four Signal Levels
Blocking
stops progress. Review daily.
Slowing
active friction. Review weekly.
At Risk
could become blocking. Review weekly.
Monitoring
watch only. Review monthly.
Every constraint has a named owner
Someone responsible for resolving or monitoring it. A constraint with no owner is a problem with no solution.

Nothing blocks in silence.
Constraints don't announce themselves — they just quietly slow everything down until someone finally says it out loud in a meeting three weeks too late.
The Constraint Register gives every blocker, dependency, and limitation a name, an owner, and a signal. Resource, technical, organisational, external — whatever's in the way gets logged, classified, and tracked against a review cadence that matches how urgent it actually is. Blocking issues get checked daily. Monitoring items, monthly. Nothing sits forgotten because nobody remembered to bring it up.
Constraints connect directly to the decisions and projects they affect, so when something's flagged as blocking, everyone downstream sees exactly what's at risk, not just that “something's wrong.”
Budget approval delayed — Q3 infrastructure spend
Description
Finance committee has not approved the Q3 infrastructure budget. The Node.js v20 migration requires $48k in new tooling and staging environment costs. Without approval, engineering cannot provision the required infrastructure to begin the migration.
Linked Decision Optional
Update signal
Owner
Activity
- Constraint Register scoped to decisions
- Four constraint types and four signal levels
- Review cadence guidance per signal level
- Assumption Tracker with confidence levels
- Invalidated flag — never auto-clears
- Ownership on both constraints and assumptions
- Notification triggers on signal changes and invalidation
- Unified flag stacking across constraints and assumptions
- Accessible from the Decision Ledger sidebar

Who is it for?
Operations Leads and General Managers who need to see what's at risk across their decisions and projects- not after things go wrong, but early enough to act.
Connect governance to the tools your team already uses.
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