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AOV uplift via combo + upsell: the 3-lever playbook that adds 12–18% to every ticket

Most operators try to lift AOV by raising prices and lose customers. The right operators pull three levers simultaneously: design 2–3 combos that anchor higher, train cashiers to upsell one specific item, and pre-load orders via Zalo OA before customers arrive. This playbook is the exact 3-lever sequence.

When it fires

Trigger: F&B venue with AOV stagnant or declining over trailing 8 weeks AND POS supports combo SKUs AND 1+ active cashier. PEKO surfaces AOV trend per shift.

Message copy that works

Three levers. (1) Combo design: build 2–3 combos priced at 1.2–1.4x the AOV with a perceived value of 1.6x (drink + main + dessert). (2) Cashier upsell: train one specific upsell per shift — "chị thêm 15k upsize cốc lớn nha?" — measured per cashier on the POS dashboard. (3) Zalo OA pre-order: 90 minutes before peak shift, push a one-tap pre-order link with combo as default.

Cadence + timing

Combo design ships day 1. Cashier training week 1 with daily measurement. Zalo OA pre-order launches week 2. Measure AOV by cashier and by shift, not just store-level.

Expected lift

Venues running all 3 levers see AOV +12–18% in 60 days. Combo attach 22–35% of tickets within 30 days. Best cashier produces 2–3x more upsell revenue than worst — train to the gap.

Guardrails — don't skip these

Don't run combo + upsell + pre-order without measurement — you won't know which lever works. Don't punish cashiers with low upsell rates publicly — coach individually. Don't make combos that cannibalize a high-margin SKU. Don't pre-order during holidays (Zalo unsubscribe spikes when capacity is already full).

Want the 3-lever setup configured? Book a 20-minute AOV walk-through.

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