500 Credits for 5,000 Banner Impressions

[cointoss]

500 credits for 5,000 impressions of your 468x60 banner on First Impressions Banner Exchange.

After sending credits, PM with your website address and banner url. We will reply with a username/password to check your stats. If you are already a member of the exchange, you can simply PM your username and we'll add the impressions to your present account.

http://cointoss.x10hosting.com

Thanks for your support! And even if you have decided not to purchase banner impressions with your credits, why not sign up for our free exchange? It has a 10:9 ratio!

[mgiannel]

How do we check how many credits we have?
How are the earned.
Sorry I am new to here