Here's my preferences:
Villagers/Townsfolk - Generic, not profession specific
Seated Mini's
Large Bad Ass Monsters
Valorian Personalties
Adventurers
Humanoid Monsters
Dead Adventurers
Mounted Mounted Mini - Rarely do Mounted combat.

Thanks

You can get them domestically from K&J Magnetics. very short turn around and more magnets types than you can shake a stick at.
http://www.kjmagnetics.com/