Mr D is very thorough

[dizzojay]

Mr D loves tinkering with bikes, it's been a hobby of his since he was a kid, and now he often gets asked to repair and service bikes for neighbours and friends.

He's very thorough, and insists on checking and testing all of the bikes he works on so he knows exactly what needs fixing, and when it's properly fixed.

Sometimes, however, this can be problematical ...