This, along with writing marketing copy for your course, could take a while. (elearningindustry.com)
I write a lot of marketing copy for law firms and believe me, it's hard work finding just the right selling points to differentiate one firm from another. (slaw.ca)
But, you also have to grab people's attention and make them want to read your book with just a few precious sentences of marketing copy. (startawildfire.com)