Most of my website visitors used to leave without a word. They had a question, didn't find the answer fast enough, and bounced. I couldn't sit on live chat all day, and the generic bots I tried knew nothing about my product, so they just annoyed people. So I built one that only answers from my own knowledge: my product details, a crawl of my site, and a FAQ I paste in. If it doesn't know, it says so and offers to connect the visitor to me. Two things made it actually useful: Every int...