Greetings. As you might be aware, I have reached middle age. Firstly that’s a reasonably big achievement, secondly it means sheds, power tools and receding hairlines.
There are a number of ways one can procure a man shed. A lot depends on three factors:
How waterproof your stuff is.
The answer to most of these is not very much. This rules out bricks, blocks (they cost ~ £2 a block!) and [Structured insulated Panels]. More here.
Incredibly detailed and thorough, and a hugely enjoyable read.