An option to add a conversion inside a page or post, for example, after the first paragraph would be a nice way to show inline ads or conversion items and be able to track conversion rate.
2-Step Opt-In Form, Slide-In from the corner, Content Lock Form
Add ability to split test mulitple Conversions to see which one converts the best and then use that one automatically after a certain period of testing.
Documentation is missing about which email marketing tools Conversion can integrate with. And how to go about integrating with them.
Having a library of Pre-Designed Conversion Focused Templates would be helpful
Be able to go through a series of Conversion to build a Quiz/Survey type Conversion.
Update the analytics to show the daily conversion rate as well as over a period of time
Add possibility of using a countdown timer on the Conversion block.