The obvious math
A campaign scheduled for Monday goes live Tuesday. On a $6,000 monthly budget that is roughly $200 of unspent media. Annoying, recoverable, and the number everyone quotes.
It is also the smallest of the four costs.
Cost two: the learning phase resets the clock
Every platform needs a volume of conversions before delivery stabilizes. A late start pushes the entire learning period later, which means the days when the campaign is finally efficient are days at the end of the flight — or after it.
On short promotional flights, a one-day delay can remove most of the efficient window.
Cost three: calendar-locked offers
Most local promotions are tied to something real: a weekend, a holiday, a season, a competitor’s opening. A day of slippage against a fixed date is not a day of lost media, it is a percentage of the whole opportunity.
A four-day sale that launches on day two lost half its budget window, not one day of it.
Cost four: trust
The hardest to price and the most expensive. A missed launch date is the moment a client or an owner starts checking, and checking is a tax on every subsequent interaction. Retention research consistently points at execution failures rather than performance disagreements as the trigger for leaving.
What prevents it
Nothing dramatic: a complete brief at intake, assets requested before they are needed, tracking verified in advance, and an approval path with one named approver rather than a committee. Speed comes from removing waiting, not from working faster.