I basically used 7sage as a base and did the topics from the trainer that I felt I didn't have a good grip on post 7sage just to get a different perspective... my flaw spotting became much better in particular after using the trainer.
I notice you are taking the exam and BRing the same day. Personally, I liked to wait until the next day. This helped me review the questions from a more neutral perspective and gave my brain some rest.
I'm adding a discussion I created 8 months ago to give you some perspective: http://7sage.com/discussion/#/discussion/2577/foolproof-ing-is-never-ending