What features actually matter when choosing a restaurant POS?

The ones that feed decisions, not the ones that look impressive in a demo. Reliable, readable reporting; inventory and food-cost tracking; clean consolidation across outlets; integration with the delivery aggregators you use; UAE VAT and fiscal compliance; locally available hardware and support; and clean data export into a head-office layer. A long feature list means little if the daily numbers you need are hard to pull or untrustworthy.

From Choosing a POS System for a Dubai Restaurant: What Actually Matters — the full reading, with the method behind this answer.