That the purchase budget does not end at closing. A repair reserve matters even when the inspection findings look manageable, because several small jobs can compete with moving costs at once. I’d also ask: during your final document week, was the delay mainly with the lender, the other parties...
Make one list by timing rather than category: money due before getting the keys, work required immediately, expenses likely within the first year, and optional purchases. Then keep the emergency fund separate from all four.
That prevents a sofa or a non-urgent inspection recommendation from...