Apart from the construction (canvases, fusings, chest pieces) the most important decision you need to make when buying a suit is your choice of fabric.
I don't mean the pattern, although of course this is very important too and I will come to that later, I am referring to composition, weight, thread count and weave.
Confused? Don't be! Firstly you need to remember what the suit is going to be used for. If it is for work, what sort of job do you do? Are you mainly office