Here are the results* from a 100-click solo ad I bought from Chris DH. You can find more reviews in my solo ad directory.
Clicks bought: 100
Clicks received: 142
Optin percentage: 28%
% Tier 1: 73%
Cost Per Optin: $.58
You can buy a solo ad from Chris DH at CarbonSolos.com
*These are the results from my squeeze page and sales funnel. Your results may vary from mine.