- Feel free to ask me any questions you have.
- Feel free to take a break if you need one.
- Feel free to use my office if you need a quiet place to work.
- Feel free to help yourself to the snacks.
- Feel free to come and go as you please.
- Feel free to express your opinion.
- Feel free to disagree with me.
- Feel free to contact me if you need anything.
- Feel free to do whatever you feel comfortable with.
"Feel free" can also be used with an infinitive:
- Feel free to contact me if you have any questions.
- Feel free to take a break if you need to.
- Feel free to use my office if you need a quiet place to work.
In more formal situations, you can use "please feel free to" instead of "feel free":
- Please feel free to ask me any questions you have.
- Please feel free to take a break if you need one.
- Please feel free to use my office if you need a quiet place to work.