The schedule is the contract, and the invoices follow it
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The booking deposit
Payable on signature, and what actually holds the date. State plainly whether it is refundable and until when — a date held on an unpaid promise is a date you will lose twice.
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Milestone payments
Tied to calendar dates rather than to progress, because the client's obligations fall due before most of your work is visible. Each milestone is its own invoice with its own due date.
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The final balance
Due before the event in most contracts, not after. Say which, in the contract, and repeat it on every invoice.
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The reconciliation
After the event: actual headcount, actual vendor costs, overtime, damages. This is the only invoice that can move, and it is the one to keep small.
Show vendor costs as what they are
A florist's bill passed through at cost and your own planning fee are different kinds of money, and a client who cannot tell them apart reads your fee as a share of the whole event. List pass-through costs separately, with your management fee as its own line and its own basis.
Bill headcount against a stated minimum
Per-head pricing needs a guaranteed minimum and a date by which the final count is due. Without those, the reconciliation invoice is where you discover the client assumed the number could keep falling.
Overtime and damages need a rate agreed in advance
The night an event overruns is the worst moment to agree what an extra hour costs. Put the hourly overtime rate, the vendor extension rates and the damage deposit terms in the contract, and quote them on the reconciliation.
Common questions
- When should the final balance be due?
- Most planners require it before the event, commonly one to two weeks ahead. Collecting after the event removes your only leverage on the one day it matters.
- Should vendor invoices be shown to the client?
- If you bill pass-throughs at cost, yes — that is what makes "at cost" verifiable. If you resell at a marked-up price, you are the supplier and the underlying invoices are yours.
- Is a booking deposit refundable?
- Whatever your contract says, stated before it is paid. A deposit that holds a date you then cannot resell is normally non-refundable, and clients accept that when it is explained at signature rather than at cancellation.