I think it’s a good idea to focus on home improvement right now, while a dollar is worth a little something.
Better start stockpiling more food also.
Plenty of other things to prepare for, especially if you live near a major urban area or other area of high population density.
Although you can buy much, much more later, there won't be any stuff to buy.
If deflation is coming you WANT to maintain cash, not “appreciating” assets like real property that could just as easily “depreciate”.
In deflationary times cash is king.