Corrente

If you have "no place to go," come here!

"Nearly 400 people 'pay it forward' at St. Petersburg Starbucks"

In other words, people pay for people behind them in line (so forward in time, not space).

I've done this at the University of Maine cafeteria every so often, and had other people do it for me. It doesn't cost a lot, it feels good, and it puts some generalized benevolence out into the world, which sorely needs it.