A tiny tool to validate loyalty earn, redeem, and tier-update events against a simple event contract.

A tiny tool that simulates earning and redeeming loyalty points across regions, tiers, and FX.

Interactive visualizer for how spend, FX, and partner multipliers move a member through loyalty tiers.

A tiny sandbox to reconcile event-level activity against account balances and surface loyalty ledger drift.

Interactive rule tester for partner eligibility, overrides, and exceptions in loyalty programs.

A series of loyalty system essays, diagrams, and prototypes exploring event flows, FX normalization, tiering, and truth stability across markets.

Checks whether redemption value stays fair across regions and partners, given different FX and point values.

A small interactive dashboard showing how inconsistent loyalty events create drift in targeting, promotions, partner classification, and scores.

One-line description: Visualizes how FX shifts distort loyalty point value and partner fairness across markets.