Low start-up costs and Profits are what you can expect running a drain cleaning company. There is a demand for this sort of service, and on top of that, you'll have after the year.
I owned and ran a gutter. I'm beginning to get a little old so I do not go ladders up. Which is just another reason? Let us look at demographics. The populace of the planet is living longer, particularly in the U.S. and Canada; this means there are a lot more people around that, like me, won't go up a ladder anymore. But Hey, that is' great work for you.
Allow me to start off by saying that if you're afraid of heights, this may not be work for your sort. Sometimes the business or the homes you wash will be one story tall. (A narrative=about 10 ft.) And sometimes the job is going to be three stories and over. I usually worked on two-story jobs and one, and there was lots of work.
As you start, you will need to speak to some individuals, IE: an Accountant an attorney, and an insurance broker. These folks can help you set up the company and help protect you and the company from litigation or any issues that might arise. I could fill a post about what they will do for you and why you need to speak to them up, let's just say it to speak to them.
Is a truck to transfer cleaning gear and your possessions? Although I've seen even and trucks station wagons used. Ladders of heights, hoses, buckets, gloves, trash barrels.