Please help me with these sentence I need for an email.

Could you please help me with these sentences?

1 I'll be able to beat him once twice three times, but down the line he'll beat me because he's got more money than I do. (can you use DOWN THE LINE like this?)
2 I remember when I interviewed/was interviewing candidates, when/if people weren't dressed properly to fit the position, I wouldn't give them the post. If they didn't wear a suit, they didn't get it.
3 People usually walk up the right side of the stairs and walk down the left. When taking the escalator, people walk down the left side and people who want to wait to get taken down wait on the right.
4 Do you know where this is a market/Do you know where the market is./Do you know where there might be a market. Are there any closer ones./ones that are closer.
5 In the 4 years that we were together, my boyfriend never took me to a place merely resembling this place.
6 The hotel would rather have people who stay more than just one night. It would make there lives easier.
7 Why they ask that people check out at 11 am is so that the hotel has time to prepare the room for the next people.
8 The breakfast is included in the price.

Thank you