With about 126 business emails an average user receives each day, fighting for your recipients' attention has become a real challenge. People hardly open most emails they receive, to say nothing of responding to them.
Problem 1: Your emails lack personalization
The most obvious reason your emails get no responses is that you don't personalize them. This can happen when, for instance, you send the same template to the whole email list. For your prospects, it means you haven't done your homework, haven't learned about them, and you can't offer them something they need.