This is the link that you can give to your students and company contact to try the system for free. Simply register and create your own URL - ie
www.duotrainin.com/yourname
There is absolutely no cost for you to register.

The system will automatically create your own digital learning platform with the following course which your students can try the trial version for free or simply use the link to promote your digital site to your local community.

After the trial version finishes, your students can do 3 questions a day for free or buy a full version to do unlimited questions a day for one year. You will receive 30 % of any course that is bought.