Hodling and DCA are the best strategies to accumulate more sats. Whether the price goes up or down. Even if your average entry price isn't perfect, you keep stacking sats during dips and when the price rises, you profit all at once compared to fiat value.
The drawback is having to sell at a loss to cover expenses. When that happens, there's no way out. Either DCA only with money you're sure you won't need or buy with whatever you have and bet on appreciation.
You don't have to DCA with only entries and without withdrawals (exits). You can apply
DCA strategy for your both entries and exits, what you need is a solid plan with your individual finance, investment capital, and investment plan including your withdrawals. People mostly think of entry DCA but forget about exit DCA.
Some ideas for you with this plan.
The best approach is to use a DCA spreadsheet to track your average cost accurately.
It's one of options, and you can use this available DCA tracker tool.