Problem: Continue the following story.

Katrina had a better parking spot than Samantha because 
Here's how I want to continue it: Katrina was closer to the grocery store.

Problem: Continue the following story.

Rachel was a waiter but Angela was customer, so 
Here's how I want to continue it: Angela  had to order  the food for dinner.

Problem: Continue the following story.

Benjamin was happy to show Adam a trick to sew, since 
Here's how I want to continue it:
Benjamin had been doing it for a very long time.