When searches are encrypted, search terms that are normally passed along to publishers after someone clicks on their links at Google get withheld. In Google Analytics, the actual term is replaced with a “Not Provided” notation.
Sales (of concepts, of services, of goods) don’t get made because you’ve spent a sleepless night working on your telekenisis. They happen because you’ve made something worth buying, because you’ve outlined something worth believing in.
Use clear, concise language that everyone can understand. You do not need to use jargon or fancy terms to come across as an expert; simply blogging regularly and providing valuable information will accomplish that.