Note: This article doesn’t refer to solo ads with guaranteed clicks, but to ezine solo ads.

Every advertiser knows that solo ads advertising is a numbers game. The formula is simple:
the more subscribers = the higher the price for a solo ad (and the higher the expectations)
It makes sense, doesn’t it?
However, let me tell you about a variable that isn’t included in the simple formula mentioned above and isn’t taken into consideration by most of the ezine advertisers:
the type of opt-in process for the ezine (double or single opt-in). (more…)