A “gig” in the online world is small work or projects you do as a freelancer using a particular online marketplace as a means to find work, book clients and get make money online. This work pays quite well ($25+/hour is quite common) is quite varied, including copywriting, painting, cleaning, software/website development, computer support, translations, putting together furniture, carpentry work and a lot else. This can be a great online side hustle for college students.
When people share links they are often long and cumbersome. There are some companies that give you a free tool to shrink URLs. When you are sharing a small url like this, you get paid when people click on it.
There are many different affiliate marketing platforms out there and it is important to select the right ones to for your site and to make money online.
Affiliate marketing is where you advertise/market someone else’s product and provide a link. If someone clicks the link and buys the product then you get a commission. It is a great way to make money online as a passive income stream.