what advice do you have on living together for the first time?

40-something women — what’s the one piece of advice you have Prince William and Kate Middleton, or any 20-something couple on learning to live together?

A lot of 20-something women today who are in relationships do wait to get married. Perhaps living together or deciding not to get married at all. But they do have questions about how to transition to coupledom. Everything from when to start sending wedding gifts as a couple to how to deal with the first major fight to whether that weird bathroom habit he has is a deal-breaker. Now it seems Kate and William are living together somewhere in Wales. What’s your advice on what to expect when you are committed and can no longer say, “I’m outta here”, when something goes updside down. At the same token, what can they look forward to as they transition from dating to committing to a life together.