How much can I get for industrial design patents?

How much can I get for industrial design patents? Is there a time limit for your application? If not, you can do it yourself. It takes a lot of time to apply, but you can't do it yourself. If you want more money to study, you can do this yourself. .. why? When you are doing something, you will be diluted by some bad practices and customs, so you have no choice because your style and some bad practices will dilute you. So, if you are interested in this industry, you can do more. Then you can do it. Finally, it is difficult to design. Nothing is a real design. Even if your work is flawed, it's up to you to correct it. You are still marking time, and you may not be able to do it yourself. So what should we do?