Keep at it! Don't get discouraged. I started in Feb. and there will be times you want to stop, everytime I try to give up I get a win at my door. Since I started in beginning of Feb I have won:
A prom dress from brides.com (Retail price $500) - Won in March
A Cole Haan Wallet (Retail price $110) - Won in March
Free Gallon of Ice cream from Dryers - Won in June
Lotion, Hand Soap, Deoderant, Body Wash Set from Yves Rocher - Won in June
There was a dry spell in April & May where I didn't win anything... but if you enter, prizes will come.