She is having it going on with her new business venture.

She is having had it with his constant complaining.

I am having a word with my boss about the project.

I enjoy having time to relax on the weekends.

He enjoys having a wank in the morning.

I am having a clue about the answer to the riddle.

She is having someone on by pretending to be someone else.

She is having an affair with her coworker.

Having the painters in the house, we decided to repaint the living room.

He had it coming when he insulted her.