Min U: 2. our neiberhood is next to dur house.
Correct: Our neighborhood is next to our house.
Explanation: Be careful with your spelling.

Min U: 4. My sister is going to other side.
Correct: My sister is going to the other side.
Explanation: We need to add the article 'the' because it is clear that your sister is on that place.

Min U: 5. apartments door is at the botom of the apartments
Correct: The apartment's door is at the bottom of the apartments.
Explanation: We should capitalize the first word in a sentence.
We have to add 's to show that something or someone owns something.