How much is the available balances, total, on the joint credit cards, and how much of that is available right now?
If it's not a lot of money, you might be best to just leave it to what you've done so far. I will say, however, that the way you positioned it:
Quote:
I tried to make it clear there was no threat involved, and I was simply wanted to focus on my business more.
is disingenuous, and your wife knows it. You should have just said "It's what I've decided to do for now," or "Considering some of your recent decision-making, I felt I needed to do what's best for me and my business right now."