There are several ways to make money from a website:
Run ads on your website
Google Adsense, Private ads – offering your personal services or products, Ads related to your site topics (sold to companies that sell products related to your website content).
Run affiliate programs
Google Adsense referral program, Click Bank digital products, Amazon, etc. Do research and identify the affiliate programs that your visitors would be interested in buying from or signing up with.
Sell your own products or services
More on this later.
Market your other products and services
If you have any products or services that you sell offline, promote and market them on your website. Offer special pricing or exclusive coupons to your site visitors.