(For the coworker who always places the order and never gets reimbursed for the delivery fee.)
It's Thursday. Someone suggests a group lunch order from that Thai place down the street. Ten people are in. You volunteer to place the order because you have the app. Food subtotal: $142. Tax: $12. Delivery fee: $8.99. Service fee: $4.50. Tip: $20. Grand total: $187.49.
You send a message: "Your pad thai was $14." Nine people Venmo you $14 each ($126 total). You're $61.49 short. The delivery fee, tax, service fee, and tip Ecosts that exist only because there was a group order Elanded entirely on you.
The Hidden Costs of Delivery Orders
People only look at the price of their food. They don't think about the overhead: delivery fees ($5-15), service fees ($2-5), tax (8-10%), and tip (15-20%). On a $142 order, these add roughly $45 Ea 32% markup that someone has to pay.
The Fair Formula
Calculate the total order cost including all fees and tip, then divide proportionally by each person's food cost.
If your food was $14 out of a $142 food subtotal, your share of the total $187.49 order is: $14/$142 ÁE$187.49 = $18.49. Everyone pays approximately 32% more than their food price to cover the shared overhead. This is much fairer than one person absorbing $45 in fees.
The Simpler "Flat Fee" Approach
If math isn't your office's strong suit, add a flat $3-5 surcharge per person to cover delivery, tax, and tip. "Your food was $14 + $4 delivery surcharge = $18." It won't be precisely proportional, but it's close enough and much easier to communicate. The person placing the order should not be subsidizing everyone's lunch.
Rotate the Orderer
The person placing the order does real labor: collecting orders, navigating the app, dealing with modifications, and chasing payments. Rotate this responsibility. If the same person always places the order, they're always the one chasing ten people for $18 each.
The Company Card Solution
If your workplace has a corporate card for meals, use it. One order, one card, zero individual collection headaches. If the company doesn't provide this, consider suggesting it to management Ea $200 weekly group lunch budget costs the company far less than the productivity lost to ten people individually ordering lunch.
The Weekly Lunch Budget System
For teams that order together regularly (3+ times per week), the most efficient system is a weekly pool. Each participant puts in a fixed amount on Monday ($40-50 per week, depending on local prices). One person manages the pot and places all orders for the week. At the end of the week, any surplus rolls over or gets returned proportionally.
This eliminates daily micro-calculations entirely. No more "your burrito was $2 more than my sandwich" conversations. The flat weekly fee covers everything including delivery fees and tips, and the rotating manager ensures no one person bears the organizational burden every day.
The key to making this work: transparency. A shared spreadsheet or group chat where each day's order total is posted keeps everyone honest and prevents the suspicion that someone's getting a better deal than others.