Library/Leak 18
The disproportionate client or account
A client whose share of your personal hours far exceeds its share of revenue or strategic value. Usually tolerated for historical reasons: they were the first big customer, they are a friend, they were loyal during a hard year.
How you know you have it
“Which client or account takes the most out of you relative to what it returns?”
What kind of leak it is
Does it need your judgment?
A touch that needs judgment is a delegation candidate: someone has to decide, and it does not have to be you.
How to measure it
Annualized the same way everywhere: duration × frequency × people × 52.
Typical range — illustrative
An order of magnitude to prime your eye, not a statistic and not a claim about anyone's result. The only number that matters is the one you measure.
The move — Eliminate
Where it lands in a Time P&L
How long a fix takes
What to do about it
Tools that fix this
No tool names this category on its own yet. The two below apply to all twenty.