Not really but yes, you should always bring stuff with you to assume it could be possible worst case to be outside for like up to 2 weeks.. This is even the reality for me, each time i need a non-o based on child. You always feel this insecurity, it is part of the deal.
I mean you would always get back in some way, for enough time to still take your actual belongings etc, or just to keep coming, but feeling sucks.
What does 'portfolio' mean? Showing a UpWork profile together with a website where you offer your services or showcase things you done so far? Or just a resume?
Yeah else people start shuffle money, is good to have the minimum months holding that balance or more, else the visa will be cancelled in no time again too.