If you have a brokerage account already, then you may want to stick with it. Otherwise, you’ll need to find a new place to help you invest your funds. One company I always suggest is Betterment. With Betterment, your money can be invested in ETFs and they don’t charge a fee for managing these for you. Plus, they actually pick the ETFs you invest in based on your appetite for risk, investing goals, and other factors.
Whether for high school students or adults, you can monetize your expertise by teaching people with less experience or knowledge than you in that subject area. You can work with an established group like Kaplan for, say, SAT tutoring, or you could try hanging out your own shingle and making your services known either to students, parents and schools in your community. If you are targeting adults, you can create your own website or list your services with adult tutoring companies.
Become a freelancer in an area where you have expertise. If you have a skill that’s in demand, you can sell your services directly to clients who need them. Advertise your services on a personal website and look for freelancing jobs on sites like Upwork, Freelancer, and Fivrr. Additionally, hand out business cards and encourage happy clients to tell others about your work. Here are some ways you can earn money as a freelancer: https://businessinsightshealthfitness.tumblr.com/