How to Do It Well, that backfired. Photo illustration by Slate. Photo by Andrii Iemelyanenko/Getty Images Plus. How to Do It is Slate’s sex advice column.  Have a question?  Send it to Stoya and Rich here.  It’s anonymous! Dear How to Do It, Three weeks ago, my boyfriend and I broke up. We shared a home and dogs. The actual breakup was swift. “We’re moving toward different futures,” he said. I stood calmly, confidently in my power, and left (at least temporarily). I asked him if he wanted me out immediately. He encouraged me to take my time, hoping I’d stay in the dogs’ lives. Two days later, he started meeting strangers from Grindr for sex, lying to my face about it. He then hosted an orgy in a hotel room. I caught him cheating several times in the past. Each time I’d confront him, he’d lie. I spent a few weeks grieving, journaling, and meditating while he continued to have sex to mask his pain. I got sober and went to the gym every day. Dormant creativity sprouted to life.…