Two-storey extension planned for gym - Birmingham Live

Fitness centre developing extra space to accommodate more members

23 Home Improvement Projects You Can Do Without Planning Permission

HammerFit

Birmingham office block to undergo overhaul - Business Live

200m funding deal agreed for 51-storey apartment tower - Business Live

Birmingham planning application - Two-storey extension and new porch

How to Design a Home Gym That You'll Actually Use - The New York Times

Double Storey Extensions CK Architectural Birmingham

Man who built two-storey house on driveway without permission tears it down after planning row - Daily Record

Big City Plan - Wikipedia