the first time bonus worked for a while, but since it is a one time bonus, I tried the "hat trick" reward to encourage participation to continue and grow - but it was too complicated, so I stopped it.
I am just trying out creative ways to reward participation in the contest with new ideas for rewards.
Everyone can help promote this contest! many have - by sponsoring SBI. I am just doing my thing to help keep pifc moving and growing (as in my entry - growing the tree) ...