Problem: Continue the following story.

Neil told Derrick that he didn't have to spend a lot of money and could get a cheap domain name.  
Here's how I want to continue it: Neil was knowledgeable.

Problem: Continue the following story.

Derrick was better at caring for a PICC line than Joseph because 
Here's how I want to continue it: Joseph hadn't dealt with a catheter before.

Problem: Continue the following story.

Jennifer was better at jogging than Samantha because 
Here's how I want to continue it:
Jennifer works out regularly at the gym.