Blazers should always be hung on those nice big, fat jacket hangers; the interfacing that is used inside jackets to give them a crisp shape is like paper and will crease on one of those wire hangers from the cleaners.

Pictured above is one of three if you see cake reworked, dead-stock blazers, available in store at Coal Miner's Daughter in mid September 2010- 587 Markham Street, Toronto (coalminersdaughter.ca)