I received some 45 names from my solo purchase and only 3 op ins.
I have emailed these names 8 to 10 times with offers and requests to op in but not a single PEEP. Are they real people? What can I do now?
Keep trying other solos from other members. I've bought over 400 solos on Udimi.
The average person gets over 100 emails each day. Thats a lot of noise to get through, plus multiple different folders that make up the inbox these days.
In the case of low open rates on broadcasts it may be several reasons behind it, most common is bad swipes. You can also check your IP reputation, if it has low score or is blacklisted, then broadcast will most likely end up in spam / trash can or perhaps in promotion tabs only.
List it to small to make any determination
A great headline, single email optin/with a call to action will usually get you good conversions. Make sure you are using Gmail if you are using a free account. Yahoo, hotmail etc. may not end up in your inbox. Example: