No we don't as we believe each course value observed or product can be returned.
Marketing is my passion since more than 15 years experience. I liked how it impact the business in term of positive relationship with sales such as increase sales ,profits and revenues and also increase awareness and image.
Yes we offer completion certificate when requested by email , send email to email@example.com
Soon we will be selling in bundles giving you more access to more product as a premium discount.
For non profit yes as long they can prove it.