Let's review:

1. The Pughs had black duct tape, white nylon cording.
2. They had recently been in the windowless room.
3. They knew of the broken window.
4. They had a key to the house.
5. They had access to John's payroll stubs.
6. They needed money.
7. They knew the Ramseys were going to Charlevoix.
8. She thought the Subic Bay photo said "Subic Bay Traing Center".
9. She volunteered the meaningfull information that JonBenet had an ongoing bed wetting problem.
10. She knew where the knife was hidden.
11. She knew where Patsy kept her paint tote.
12. She thought the terms "fat cat", and "Southern common sense" were used by the family.
13. Possibly an ignorant person might believe they could extort $118,000 dollars from someone without getting caught, especially if they could convince that someone not to call the authorities.
14. The Pughs watched a lot of television.
15. They were home together the night of the murder.