You have common values. This is probably the most important part of every relationship. If two people want different things from it, it has a very small chance of working out, because at least one of the partners will not feel truly accomplished and happy. So, before jumping into a serious relationship, you always need to talk out things like your status, your future plans and goals, and your stance on having children. If you share common values, this is a type of romantic union that you should treasure.
She often brags about you. If she is happy with how your union is going, she will talk to you about coworkers, friends, family, and basically everyone.
They must know every single thing about you from her words, without even necessarily meeting you. This is an indication of her being proud of you and finding you the coolest person in the world. You are like her favourite celebrity she is hopelessly obsessed with; only, in this case, she is also dating you.