Conversation so far:
What are the origins of Graeme Obree?
Obree was born in Nuneaton, Warwickshire but has lived almost all his life in Scotland and considers himself Scottish.
Did Graeme Obree marry?
Graeme Obree has a wife.
When did Graeme Obree start making bikes?
What was the first bike model built by Graeme Obree?

Question: Why did the shop fail?
Self-contained rewrite: Why did Graeme Obree's shop fail?