Repairing computer mainframes, laptops and the like, many people use computers.
But I can't repair computers, let alone old people.
If you have this ability, you can go to the government for maintenance.
Open your own studio at home, as long as you call, you can be sure to come to your business.
Don't make too much money yet, even if it's just a little expense or travel expenses.
You can definitely earn word of mouth, and the person you fix will naturally introduce you to business.
Business will get better and better. As long as you are diligent and considerate, you will make money.