Do you join email marketing and text ads sites? Are they effective?

Very effective if its targeted traffic with PPC advertising

Good subject lines are the key. It is certainly a venue you cannot pass up for free traffic!

I have done a lot of them in the past. It seems to be what you are advertising if you get a good response.

Very effective if its targeted traffic.

I believe that reliable mailing lists are very important for marketing

Yes I have had good results, but not great results with email marketing.

I have joined quite a few too. They are more effective when you use them consistently. I believe they are great tools for online marketing.