As a personal trainer, you could make house calls, visit a gym, or let clients come to you (if you have the necessary equipment). You need to be very knowledgeable about everything from proper exercises for different body types to how to motivate people who want to get healthy. You should feel comfortable getting close to your clients in order to learn what works best for them.
“Home Based Business Ideas” No. 1 – Uber driver. Are you an idiot? Unless you remotely control your car, own a car, and can drive, how is that a home based business? You were number one in the google search results. Because of people like you genuine people in need like myself have the internet clogged up with garbage click bait affiliate laden BS. You’re ruining the internet and discouraging huge amounts of people from actually doing something to change their lives.
I have a friend that is the city manager of a town of about 25,000 where his main task is processing requests for building permits. Actually a volunteer-type job, no salary. But he makes a bunch of contacts every day, and his address book is huge. So he is busy all year except the Holidays. To fill in this time he started a Christmas tree lighting service (houses, lawn ornaments, etc.). In this 3-month period he makes enough to keep him going the rest of the year.
Many popular businesses, such as Microsoft and Apple, started their journey in a garage. If you have similar aspirations, start the process by learning how to start a small business at home. The process is similar to opening a brick-and-mortar business—sometimes with lower startup costs. Some of the steps are different, such as the need to obtain an at-home business license and learning online marketing.