Problem: Continue the following story.

Brett showed Craig how to play sevens at the party because 
Here's how I want to continue it: Brett is an experienced card player.

Problem: Continue the following story.

Matthew told Benjamin that he had just gotten his broker license.  
Here's how I want to continue it: Benjamin was proud of him.

Problem: Continue the following story.

Dennis gives his money to the homeless whenever he can as opposed to Aaron, because 
Here's how I want to continue it:
Dennis has a large salary.