4 [ ]; T, h; B5 U: u0 X
In Tier 1 markets, some 50% of all traffic is available at 1 cent per click. 1 g' b. n7 F+ l4 o: Y" n3 h! y, t0 f1 V
In Tier 2 markets, between 20%-49 % of traffic is available at 1 cent per click. . t8 S* d) T( Y5 S: S. M! x/ @( Q' U. v2 [% u, x
发表于 2013-8-19 11:28:21
发表于 2013-8-19 12:00:00
发表于 2013-8-26 14:19:53
