If you are day trading options this means you are selling and buying on the same day, so there is no risk for them to expire and be exercised. I don't see the issue here to be honest.
You're misunderstanding what he's saying. This 25k minimum only applies to margin accounts (maybe look up that term if you're not clear on what margin trading is). Since he is using a cash account,...
Yea US futures looked pretty good past two days before open, but looks like it will close lower for both days. Hard to tell where the market is heading.