FYI: MathSciNet QuickStart: Remote Access [1:22 video]
Canary Haz, another browser plugin to seek fulltext; more info: Introducing Canary Haz: discovering article PDFs with one click. I don’t understand the popularity of tools like Canary Haz, UnPayWall, and Open Access Button, not to mention Sci-Hub, but they do seem to be popular. Since I do most of my work on campus at a university with many subscription I find I usually have access to what I need. When I don’t, I find Interlibrary Loan simple and fast to use.