1. Refer to (hyper)links provided on the site. "Update(s)" blog entries include those links, for example, this:
OR the ones located on the right column of the site layout, like this one:
2. After clicking on any of the links provided, you'd be directed to another page. For example, you click on K-Pop/K-Drama OST Sheets link, and you'd be directed to these pages:
3. Click on the file that you want to download. You'd be directed to the download page:
4. To make a request, you can do it various ways.
Via Email/Twitter, via the ChatBoxes or 'Comment' forms provided at the bottom of all blog entries.