If I may , I would like to offer my assistance.

You may as well know the truth.

I received an email from my friend.

The main purpose of this project is to improve efficiency.

I mainly eat vegetables for dinner.

It is important to maintain a healthy lifestyle.

Regular maintenance is essential to keep your car running smoothly.

I received an e-mail from my boss this morning.

He has a devil-may-care attitude towards life.

To whom it may concern,