Have you thought about allowing people to be able to "bank" their credits at a reasonable rate of "interest?"
I'm interested in running an experiment, where I "bank" half of my credits earned, and "bet" the rest, to see which one allows me to make the most money.
Please???
I'm interested in running an experiment, where I "bank" half of my credits earned, and "bet" the rest, to see which one allows me to make the most money.
Please???