Here are the results* from a 100-click solo ad I bought from Gary Mathew. You can find more reviews in my solo ad directory.
Clicks bought: 100
Clicks received: 101
Optin percentage: 46%
% Tier 1: 55%
Sales: 1 ($7)
Cost Per Optin: $.61
You can buy a solo ad from Gary Mathew at his website.
*These are the results from my squeeze page and sales funnel. Your results may vary from mine.