There have been multiple felony charges, including bribery and money laundering. The very famous Felicity Huffman and Lori Loughlin were accused, but so were many other wealthy parents.
Anyone can take an AP test, even if they have not taken an AP course. The tests are really hard, really long, and the student needs to be prepared.
Do you have a Junior? You'll want to practice college application essays this year! To help you, I'm giving you my ebook, 75 College Application Essay Prompts, for free!