many thanks to @tsaiDavid for the Simple Redux Boilerplate project.
even more thanks to Hillary Clinton for being a badass bitch.
fucking clone it. run "npm install" and then "npm start". that's it.
Fork and clone the repository. Go to src/constants/LinkConstants.js. You'll see where the links live. Add your link in the right section!
Try to link directly to the part of the website that is relevant. i.e. if you're telling people to donate, link directly to the donation form on the organization's website.