There are lots of things to consider before you take the plunge to live together. It certainly takes the relationship to another level of intimacy and commitment but it can also spell the end if it's not done properly.
Can I ask you a personal question? Are you settling? In your love life, are you settling for something that is okay rather than striving for something that is extraordinary? Have you ever, in the stillness of a date night or on the morning of New Year's day gotten a glimpse of the truth? The truth that maybe you don't love him the way he deserves to be loved, that he doesn't love you the way you deserve to be loved?