Before I talk about some of the methods for making money online, I wanted to address the role of pain versus pleasure. Every decision that we make in life is weighed on a pain-versus-pleasure scale. We will always do more to avoid pain than we will to gain pleasure, plain and simple. However, this is also what holds us back from succeeding in any endeavor.
A company such as Nielsen Panel pays users who keep their software on their computers 50 dollars per year. Smartphone holders can get rewarded for downloading and installing the MobileXpression for Android app. Users win Amazon gift cards, iPads or television sets. Earning online has been made easy by the wide variety of simple online tasks. Research about any online work to prove its authenticity and mode of payment to avoid scammers.
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:

“Many of the country’s top-ranked schools also accommodate the busy professional by offering certificate and degree completion programs online,” he says. “If you’re interested in becoming more marketable to your current employer or want to explore opportunities with a competing company, consider carving out time to study for a graduate degree or specialized designation for your industry.”
First off, I’m a blogger so it seems wrong not to mention it, but more importantly, it’s a legitimate way to make money. It’s quite possibly the least straight-forward way on this list, but it’s very doable and it’s also quite possibly the funnest way on this list. I love blogging and I know hundreds of bloggers who feel the same. So let’s talk about making money blogging and what it really means.
** Commission comparison based on published website commission schedules for retail accounts, as of 5/26/2017, for TD Ameritrade, Schwab and Vanguard for online U.S. equity trades. For TD Ameritrade: $6.95 per market or limit order trade for an unlimited amount of shares. For Schwab: $4.95 for up to 999,999 shares per trade, though orders of 10,000 or more shares or greater than $500,000 may be eligible for special pricing. For Vanguard, commissions based on assets in Vanguard funds: Less than $50,000, first 25 trades $7.00, subsequent trades $20.00, those with assets starting at $50,000 or more in Vanguard funds may be eligible for a free trades and subsequent trades for as low as $2.00 per trade. Commissions are subject to change without notice. See each provider's website for any additional information and restrictions.
You could try advertising more, for example, by putting up signs around the neighborhood, posting about it on social media, or having people you know spread the word. You could also try doing it in a different neighborhood that might have friendlier people, or do it in a time and place where there's likely to be a lot of people walking around the area (e.g., near a church before the end of a mass).