If everyone start sharing sweet panhandling spots they will get blown up and no longer be sweet.
Not that I know. ( I like to sound like a smartass... BUT Im NOT
)
I have yet to try that art of sign flying tech.
Hey But yea. I think it would be good for ya to try someplace maybe you would not think to try. You might be surprised.
Here is a freebee... Hey just off the top of my head. Find a nontraditional spot. (im assuming) like Jo Ann Crafts. Who knows you might get mad kickdowns from motherly types... or some rad knited socks.