https://www.udemy.com/course/pinterest-marketing-is-the-key-for-passive-income/
While this course looks great, unfortunately, it is not free. Hope to see it re-posted on the forum.
$69.99 and 2.5 rating - 1 review:
"It just shows basic stuff to create Gmail and Pinterest account and how to use it nothing much serious in it"
Duly noted, thanks for the feedback.