Single Matrix forced - on a first come, first served basis.
Expected Return: 150% Total pot: 0.007 BTC
1 credit = 365 days for banner impression size: 468x60 2 credits = 365 days for banner impression size: 160x600
Total pot: when the total pot is cragged at 0.015 btc the first row will be paid. Cancel: You can cancel your position and in exchange you will receive 1 banner credit. Expected return: You buy a potion for 0.010 btc and you will receive 0.015 when you
reach the top of the list, buying the position gives you the right to advertise a banner printing for 365 days.