I think what you’re asking is how you can make extra money to pay your real estate taxes. If that’s the case, it depends on your current financial situation, the amount of your estate taxes, your skills, and more. If you visit the “Make Money” section of our website, we have a few articles with different ideas that may be helpful for your situation: https://www.dollarsprout.com/category/make-money/
Avoid purchases that are likely to depreciate rapidly. Spending $50,000 on a car is sometimes considered a waste because it's likely that it won't be worth half that much in five years, regardless of how much work you put into it. As soon as you drive a new car off the lot, it depreciates about 20%-25% in value and continues to do so each year you own it.  That makes buying a car a very important financial decision.
A wide range of businesses need workers to enter various data into their systems, whether that data are used to track inventory or shipments, create business plans, or measure performance or output. And since a computer and typing skills are the most important requirements for this job, many data entry workers are able to work at home, and on a schedule that fits their lives.
Websites like Care.com connect parents with babysitters. The company does all the background checking and other due diligence to put parents' minds at ease. Of course, you can appeal directly to people in your personal network, but if you're looking to generate recurring revenue sign up with a site marketing to parents looking for child care services.