Here are some of their answers:

1.

“Im Canadian and my in-laws dont take their shoes off when they come over.

Theyll literally put their shoes up on my white couch.

A woman is sitting comfortably on a couch, wearing ripped jeans, sneakers, a white top, and headphones around her neck, smiling while looking at her phone

Yes, thanks now I have to add disinfecting it to my century-long to-do list.”

32, US

2.

“Honestly, their relationship with their parents.

An older woman with short gray hair smiles while talking on a phone, standing by a window

My husband’s parents are not like that at all.

29, New York

3.

“I talk to my mom daily.

A couple, holding hands and smiling at each other, relaxes on a couch surrounded by cardboard boxes

My husband won’t talk to his parents for weeks at a time.”

30, South Carolina

4.

37, New York

5.

A check sheet, various U.S. dollar bills, and coins are placed on a black check holder on a table next to a cup of coffee and a wine glass

“I was born in the US but raised Polish.

I don’t understand how my American husband wakes up and puts on jeans to wear around the house.

Immigrant kids have ‘house clothes’ and going outside clothes.”

A person writing various mathematical equations and graphs on a whiteboard

“My husband wont use a knife to cut the food on his plate.

Nope, the side of the fork will do perfectly.”

39, The Netherlands

7.

Close-up of a person's face with visible nostrils and lips, holding a cigarette between fingers with a ring on one hand

“I went with my partner back to his family’s home in Southern California over Christmas.

I couldn’t believe how different the dining experience is there.

The first night we went to a Mexican place.

canunotmywaywardson

8.

“How loud Americans are and how they are not aware of when to tone it down.

Anonymous

9.“Education!

I was born and raised in a third-world country.

We were never allowed to use a calculator in class.

Well, only when doing vector math!

We don’t disrespect our teachers as they are considered like our second parents.”

44, Florida

10.

27, Georgia

11.

“A car doesn’t need to be the size of a tank to count as a car.

Smaller cars are way more common in Europe.

In the US, everything is bigger, and it seems to start with cars.

Bigger cars need bigger streets, parking lots, and garages.”

33, Germany

12.

Some submissions have been edited for length and/or clarity.