Between items in dates and addreses. Michael arrived at Ellis Island, New York, On February 14, 1924.Between words in a list. I bought apples, bread, candy, meat, and vegetables.
Between adjectives. He bought a very beautiful, big, red car.
Before and after quotes with tags. She said, 'I am hungry.' 'I am hungry,' she said..
After introductory words. Hoping for the best, we checked our luggage.
Before conjuntions. I went grocery shopping, while my mother did the laundry.
Conjunction? Words that glue words to other words e.g for, nor, but, yet so, as etc