The guest list is the first decision that touches every other one. It sets your venue, your catering, your budget and your seating chart, and almost every couple writes it three times before it holds. Build it in four steps: agree the total before you write a single name, split the list into tiers, apply one rule consistently, then track it in one place as the yeses arrive.Step 1: Agree the number before you write the namesDecide the headcount first, together, with both sets of parents told the