Is It Okay to Buy Test Bank & Solution Manuals for Study Help?

Hey everyone, I wanted to ask something. I’ve been preparing for my exams, and I recently found websites where you can Buy Test Bank & Solution Manuals for different subjects. I’m a bit confused about whether it’s a good idea or not. Some people say it helps with better preparation, while others think it’s not the right way to study. Have any of you tried using them before? Did they actually help you understand the topics better? I’d really like to know your honest opinions before deciding. What do you guys think?