[header] How to create video testimonials for social proof [title] Get testimonies from satisfied customers. [step] Every time you finish working with a customer, make sure you ask for their video testimonial. [substeps] Have in place a reminder procedure to do a follow-up with your customers to ask them if they'd be willing to do such a testimonial. 
Realize that not every person will agree to do this. Some people will be too busy, some too shy and some would like to preserve their privacy.