There are several opportunities and services to make money online even with no product and no URL and you can get paid for your services.
There are different ways to make money online using a computer and internet thorugh your own interests, and with your own working hours.
One of the ways to make money online is to get an actual online job, such as doing data entry work (or) taking online surveys etc... There are thousands of companies online that will hire you to fill out forms or give your opinions and to set up your own online shop and sell other people's products for a commission (when people click on those products and make a purchase and you get a share of the profits.
If you have skills to write on any topic, you can make a good income online simply by having a blog and placing Adsense ads on them. The more you post to blogs, the higher you can expect blog's rankings in the search engines. The higher your blog is ranked in the search engines, the more traffic you will have, and the more traffic you have and you can receive the substantial income.
You can use variious online applications like Google Adwords etc... to advertise anything – your products, services, or your website and this will bring you traffic and buyers to your site. You can join many of the online programs and you can earn money through affiliate selling. Many of these programs will have a website set up for you with the sales and links all taken care of for you.