Commas for Marking Off Information

My brother, a talented musician plays the guitar.

My brother a talented musician, plays the guitar.

My brother, a talented musician, plays the guitar.

My brother a talented musician plays the guitar.

Running quickly, she caught the bus.

She caught the bus running quickly.

She, running quickly, caught the bus.

The bus was caught by her running quickly.

The car which was red sped past us.

The car, which was red, sped past us.

The car which, was red, sped past us.

The car, which was red sped past us.

Although it was raining we went for a walk.

Although it was raining, we went for a walk.

We went for a walk although, it was raining.

We went for a walk, although it was raining.

We talked to the author, J.K., Rowling.

We talked to the author J.K. Rowling.,

We talked to the author, J.K. Rowling.

We talked to the author J.K., Rowling

My sister who is a doctor, lives in New York.

My sister, who is a doctor, lives in New York.

My sister who, is a doctor, lives in New York.

My sister, who is a doctor lives in New York.

If you finish your homework you can watch TV.

If you finish your homework, you can watch TV.

You can watch TV if, you finish your homework.

You can watch TV, if you finish your homework.

We will go for a run in the morning.

We will go for a run, in the morning.

We will go for a run in, the morning.

We will, go for a run in the morning.

Because she was late she missed the bus.

Because she was late, she missed the bus.

She missed the bus because, she was late.

She missed the bus, because she was late.

During the storm we lost power.

During the storm, we lost power.

We lost power during the storm.

We lost, power during the storm.