When writing persuasive copy, you want to come across as trustworthy as possible. One way to this is to be transparent about the fact that readers have doubts. Many people have been burned by buying worthless ebooks with nothing but fluff.
What kind of proof can you present to show you are real and your services good? Case studies are an excellent way to present a customer experience. Testimonials should also be included, but be sure they are specific and use full names and quantifiable results.
How has the product or service you’d like readers to try had an impact on the lives of others? Can you get people to record their stories? Audio files are very powerful. Your clients can use a telephone recording service to report their experiences. Video is even more powerful.
Here is how I include a section on proof in our Blog Squad Mentor program advertorial: