say in one word.
1.you canbuy things here.
2.he or she helps you in a shop.
3.you mail letters here.
4.you borrow books here.
5.you send it to some body to express your love.
6.you need flour,sugar,salt,eggs,and milk to make them.
7.you stick the stamp on it.
8.you have lunch here.
9.you read,write and speak english here.