Trying to pick up and not afraid to be a creep about it? Here's some advice I heard:
Grab a bunch of receipts from outside an ATM (thinka 7-11 where the receipts are just in the garbage). Some of them will be for big money. Keep those. Then, if you're talking to someone at the bar, instead of giving your phone number to program into a phone, write your phone number on the receipt. Wait for calls.
The following isn't advice, but it is from Esther, and it is amazing:
In 'Back to the Future', Doc sets the clock in the DeLorean to a day 25 years in the future. Today is that day.