Just one. But it takes about 8-10 visits.
Because they were cutting corners.
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Three, one to climb the ladder, one to shake it, and one to sue the ladder company.
Just two, but you're going to need a lot of patience and light bulbs.
Because he had a crook in his neck.
A cairopractor.
Because 7 ate 9. Credit to a guy I work with.
Because no one wanted Windows Nein!