: A .jpg or .png outside the zip (on your landing page) so users know what they are downloading before they click. For more specific guidance, What a ZIP File Is and How They Work - Dropbox.com
: Click the provided link and select Save to your computer (Desktop or Downloads folder is recommended).
: How to use the assets or run the code. License Agreement : Usage rights (Personal vs. Commercial). Contact Info : Support email or website links.