Building opt-in forms is easier than ever with the help of a website form builder like ConvertBox. If you want to turn your blog audience into profitable leads, this ConvertBox review is for you. In addition to the tool’s features, pros, and pricing, I’ll also include mini-tutorials in certain sections.  Let’s jump into it.  Table of Contents What is ConvertBox? ConvertBox is an online form builder packed with features that will ensure the success of your campaigns.  Why do you need...