Would you correct these 4 sentences?

I wrote these 4 sentences as an exercise, according to my english book. Please, correct If you can.

1) Although I would like to live in this town forever, I know I will have to move if I want to have more career oportunities.

2) There are a lot of things I like about this town. However, I think the city lacks some cultural activities, such as good concerts and art exhibitions.

3) Even though finding an apartment is easy, the rent has increased too much, so you have to do a lot of research to find an affordable one.

4) The summer here is very nice. On the other hand, you may suffer in some places that don't have air conditioning, like buses.