The RUAS library has access to a lot of databases. Some of these can also be searched with START, but usually the database itself has more search and filter options, allowing you to search more specifically.
By adding the Library Access extension to your browser, you have easy access to the databases of the library everywhere, even if you're not on the school network.
If you want to keep track of which databases and which search terms you have used, you can use the 'Desk research form'