Insights for restaurant operators: AI-powered POS, inventory, loyalty, multi-outlet analytics, and F&B operations playbooks for Vietnam and Southeast Asia.
How Vietnamese F&B operators should structure suppliers in 2026: 2-supplier rule per SKU, contract terms, cold chain SLAs, and the COGS variance benchmarks that separate disciplined kitchens from the rest.
How Vietnam F&B operators should run HACCP, ATTP licensing, and daily hygiene in 2026 — without paying consultants tens of millions for binders no one reads.
break-even covers — Daily covers needed to cover fixed costs. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
contribution margin — Selling price minus variable cost per unit. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
dog item — Low-margin, low-popularity item — candidate for removal. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
puzzle item — High-margin, low-popularity item — reposition or rename. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
plowhorse item — High-popularity, low-margin item — re-engineer cost. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
star item — High-margin, high-popularity menu item — promote heavily. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
menu engineering matrix — Star/Plowhorse/Puzzle/Dog classification of menu items. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
sub-recipe — Reusable preparation (sauce, dough) consumed by parent recipes. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
central kitchen transfer — Internal stock movement from commissary to outlet. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
service charge — Mandatory % added to check, distinct from voluntary tip. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
tip pool — Centralised tip collection redistributed by formula. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
chargeback rate — % of card transactions reversed by issuer. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
manager comp — Comped item requiring manager authorisation. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
void with reason code — Voided item logged with categorical reason for audit. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
cash short/over — Cash drawer variance at end-of-shift count. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
Circular 78 — Vietnam regulation governing electronic VAT invoicing for F&B. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
VAT e-invoice — Government-compliant electronic VAT receipt (HĐĐT). A core operating concept for multi-outlet F&B chains in Vietnam (2026).
batched dispatch — Combining nearby delivery orders into one rider run. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
delivery zone heatmap — Geo-density map of delivery orders by hour. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
unified order queue — One screen merging all aggregator + in-house orders. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
aggregator effective margin — Net margin after rake, packaging, promo subsidy. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
happy-hour mix — Share of revenue earned during discounted dayparts. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
daypart performance — Revenue, covers, AOV broken out by hour band. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
recency-frequency-monetary — Segmentation by last visit, visit count, total spend. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
customer lifetime value — Predicted gross profit from a customer over their lifetime. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
first-party data — Customer data captured directly, not via aggregator. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
loyalty redemption rate — Share of earned loyalty points actually redeemed. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
discount stacking — Multiple promotions applied to a single check. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
promo ROI — Net margin from a campaign vs its discount + media cost. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
reservation utilisation — Reserved seat-hours sold vs available. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
no-show rate — Reserved tables that never arrive. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
walk-in conversion — Share of walk-ins who actually order. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
86 callout — Verbal/digital alert when an item runs out mid-service. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
expediter — Role pacing tickets between FOH and BOH. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
kitchen ticket time — Seconds from order fire to bump on KDS. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
server productivity — Covers or revenue handled per server-hour. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
check splitting — Splitting one bill across multiple payment methods or guests. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
spend per head — Revenue divided by covers — narrower than AOV. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
covers — Number of guests served in a service or period. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
mise en place — Pre-shift prep so service runs without bottlenecks. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
batch cooking — Producing menu items in scheduled batches vs on demand. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
waste % — Wasted food value as share of total food cost. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
FIFO rotation — First-in first-out stock rotation discipline. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
slow-moving SKU — Item with sell-through < 1× par per week. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
dead stock — Ingredients sitting >30 days with no movement. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
recipe yield — Servings produced per recipe batch under standard prep. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
actual food cost — True COGS from physical inventory counts. A core operating concept for multi-outlet F&B chains in Vietnam (2026).
food cost variance — Gap between budgeted and actual food cost %. A core operating concept for multi-outlet F&B chains in Vietnam (2026).