• Subscribe to an RSS feed
• Start something online
• Make your online thing RSS friendly
• Learn to write / format in Markdown
• Publish something using a Creative Commons license
• Make a FOI / FOIA request
• Edit a Wikipedia article
• Map your neighborhood on OpenStreetMap
• Read an Open Access paper
• Check in with someone to see how they're doing

Watch The Internet's Own Boy https://archive.org/details/TheInternetsOwnBoyTheStoryOfAaronSwartz