Jimmy Mulvihill has hewn ten reasons in stone why he's forever cheerful at London's Bally Studios. With drum kits in empty rooms waiting to be thrashed, pretty soon you'll find that a 20 minute practice is a great way to burn off energy. And you'll never need to buy a plectrum again.

Guest writer Jimmy Mulvihill at Bally Studios reveals how a space can improve its service by making small changes. Spare snares, spreadsheets and sanitizing before hitting the vacuum cleaner are just for starters. From small acorns do great oaks grow.

London’s Bally Studios’ owner, Jimmy Mulvihill, walks us through the do's and don'ts when auditioning that all-important new band member. Based on experience, Jimmy stresses selecting the right person needs to be correct from the start. So what should you consider?