Take good pictures. Some of the options below don’t require you to actually take the picture and sell the product, but for the ones that do, make sure you take a clear picture that makes your product stand out from the others.  If you’re going to be taking a lot of pictures, set up a small “studio-like” area in your home with a backdrop and proper lighting to really make your pictures come across as professional. And of course, you’ll want a good camera too.
Blogging could be a nice way for students to earn some extra cash.  If you have a favorite hobby, you can just write content about it and share your content with others. You can blog about an academic subject or more you have good knowledge in, or write about non-academic topics on your blog. Once your blog starts getting some traffic, you can use a number of ways to monetize your blog. Read 5 Popular Ways Blogger Make Money for some of the most popular blog monetization methods.
You can pick writing jobs directly from a live job board or have to bid on a job and hope that the job is awarded to you by the relevant client, depending on how the site works. Some sites may require you to take an English grammar and writing test and some may require you to submit a sample or samples of your work while others may require you to take a grammar test to evaluate your skills. If you pass any relevant test, the relevant site will let you take on writing jobs.