There are a number of formulas used when making suggestions in English. Here are some of the most common:
- Why don’t you / we go to the movies tonight?
- You / we could visit New York while you’re / we’re there.
- Let’s go to the travel agent’s this afternoon to book our ticket.
- What about asking your brother for help?
- How about going to Hawaii for your vacation?
- I suggest you / we take all the factors into consideration before we decide.