I’ve been trading weekly vertical credit spreads (mostly puts) off and on for a couple of years. The twist is that I focus almost exclusively on trading them during earnings announcements, essentially offering earnings insurance if you will. In the first iteration I sold far OTM naked puts. Wildly profitable, but 2 or 3 losses near each other caused me to pause (thanks YELP). The more recent incarnation involves selling put credit spreads. I do both fundamental and some technical…