introducing pets

Hello! I joined this group to ask this specific question, and what better place than here?!! So me and my bf have been dating for 5 years, and we both have a cat. I actually lived with him for 4 of those five years, and I'm quite close to his cat Booberts (or Boo Boo kitty), who is around 10...

I am moving into a house in about 3 weeks with another girl that I do not currently live with. She has a 2 year old neutered male indoor-outdoor cat, and I have a 2 year old spayed female indoor cat (not sure if it matters, but both were rescued from a shelter). We are moving into neutral...