You’ll learn the full extent of their obsessions.

You will definitely have a dumb fight about housework.

And you start having arguments over petty shit you never thought you’d argue over.

Your interest in what they want for dinner hits peak level.

And one of you will always say, “I don’t mind, whatever you want.”

You learn about all the very small differences you have.

And you end up developing a lot more personal jokes.

When they’re grumpy, there’s a good chance you’ll be grumpy too, within the next 10 minutes.

But on the plus side of it all, you’re both there for each other’s rants, no matter how trivial they are.

And you also realize who really grinds their gears the most.

You know there’s an unspoken rule that if you’re watching a TV show together, the other one can’t watch it without you.

One person always becomes in charge of the bills.

To an extent, you both try to break some annoying habits to make living together easier.

You’ll probably see them in every drunk mood under the sun.

You start to care a little less about the things that worried you previously.

Your date nights often turn into ordering takeaway and lounging about.

But you learn sometimes that’s better than going out and about.

You’ll come up with different ways to decide who has to contact the landlord about an issue, greet the delivery driver, or get the mail.

One of you realizes the true extent of the other’s messiness.

But you can be brutally honest with them about the household in general.

There’ll definitely be some clothes sharing going on.

You’ll have your morning schedule down to a routine.

You learn how to motivate each other, or more so, demotivate each other.

If they’re gone for a few days, you realize how weird it now feels to sleep alone.

And they’ll probably end up being the best housemate you’ve ever had.