So, I'm a single young female that lives alone in an 800 sq ft apartment in a big city, and to top it off, by BOL is on the opposite side of the country, with the rest of my family. My thoughts at this point are, how to defend myself/barracade myself in my apartment if I need to stay put...

It's TEOTWAWKI and you've decided that it is safer to bug in instead of bug out (or...you've decided to bug out...this question applies to either scenario). You have enough food and water to last for more than a year and you feel prepared. Panic in the streets has already set in and you hear...