Great article. What I like is sharing the data.
I have used a few. LeadsLeap delivers well for me with not a lot of change. One avenue to ramp up the free credit side is to recruit a few members. They deliver free credits to keep the credit ads ticking over too.
Will explore a few more from your list
Thank you for the feedback. Sometimes I wonder whether I should bother sharing this information here and positive responses encourage me to continue.
I know the feeling. Every week I publish an investing post on the trades done in the past week. Just doing #682. Lots of years in there. When I get disgruntled about 50 cents reward, I am ready to stop.
But what it does is journal what I was thinking. The journal is fully searchable so I can go back to see what did and did not work. Must say I have not been as disciplined on my Internet Marketing journals - and I have made way more mistakes in there.
Write it up. Map progress on what works and dump or change what does not