Rather than spend my life on data entry and typing, I also take photos on my iPhone of business cards, wine labels, menus, or anything I want to have searchable on-the-run.
Tim FerrissEverything that works in sales has been done already. Just keep track of the crap that you buy, or the awesome stuff that you buy, and decide what was the trigger, and then just sell to people like you. It's really that easy - and that's what I do.
Tim Ferriss