Thank you for the advice! Starting over and following the steps sounds like a good idea, but I'm not sure I'll be able to follow through on that, because I'm actually moving out of the house in a few days and leaving both cats here with my mom. In the event that I'm not able to try the slow...
My girlfriend's (usually well-behaved) 14-year-old female cat Anton just moved in with me and my 14-year-old female cat Bunch. After 3 weeks, it's pretty clear they aren't inclined to be friends. The biggest problem is that Anton has taken to peeing in various non-litterbox parts of the house...
