I am currently a junior and plan to take my third and last SAT in August. I took prep last summer and improved 100 points. My PSAT was 1020 and after prep, I went to 1200. My target goal is 1350. I’m planning to study and focusing on the SAT this whole summer. I want an online course that is really helpful and effective. I saw prep scholar guarantees a 160+ increase but some posts say they won’t refund back. I really don’t care about the cost as long as it is effective. Let me know which one is the best