1. Virtual Assistant: Offer administrative services to small businesses or entrepreneurs such as email management, data entry, or social media scheduling. Charge an hourly rate and take on multiple clients to reach $500 a month.

2. Freelance Writing: Pitch articles to online publications or websites as a freelance writer. Focus on topics you are knowledgeable and passionate about to increase your chances of getting paid writing opportunities.

3. Online Tutoring: Use your expertise in a particular subject to offer online tutoring services to students. Platforms like Chegg Tutors or Wyzant allow you to set your own rates and schedule tutoring sessions at your convenience.

4. Pet Sitting/Dog Walking: Start a pet sitting or dog walking service in your local area. Advertise your services on social media or neighborhood websites to attract clients who need someone to care for their pets while they are away.

5. Handmade Crafts: Create and sell handmade crafts on platforms like Etsy or at local craft fairs. Whether you are skilled at knitting, jewelry making, or woodworking, turning your hobby into a side hustle can help you earn $500 a month or more.