which one is the oldest ptc site

China
February 11, 2008 11:57pm CST
which one is the oldest ptc site? who can tell me i think it must be a paying site that proved
1 response
aconites
@aconites (768)
• United States
12 Feb 08
i thinh clixsense is one of the oldest and the most stable sites i'v ever know'n