Here are 5 things you should know.
1. You can get the word, excel, and powerpoint for free with your school email address.
It’s free for students! Your school email address is automatically given to all students and usually ends with .edu https://www.microsoft.com/en-us/education/products/office/default.aspx
2. There is a U.S. Federal loan program that helps people buy homes with no money down.
3. IKEA will recycle your batteries for free.
4. Google Calendar adjusts to your current time zone automatically, which can cause mistakes while traveling.
5. Library Genesis offers electronic copies of almost all books for free.
https://sites.google.com/site/themetalibrary/library-genesis
As an example, most people are familiar with the SR-71 story about a cocky pilot being put in his place. The book from whence that story comes has long since been out of print and can only be bought used for $200. You can find that book in the libgen database (link).