From 2017 to 2019 I ran an OTC Newsletter. I decided to compile all of my research tied to the newsletter and publish it as one document which will help out every OTC investor.
You can find samples of the documents and the simple T&C and disclaimer here.
You can see performance and volume analysis of the long ideas here.
As I like to say, simply knowing about an OTC company will make sure you are halfway in discovering an investment opportunity.
This document will allow you to achieve that and greatly reduce the risk of you missing out on the next OTC opportunity.