This is the mistake that newbies make by using the money for their needs to invest in bitcoin, and end up selling part of their bitcoin during accumulating period. You don't have an emergency funds, and you are using the money for emergencies to invest in bitcoin, I hope that you don't end up selling again when the price of bitcoin will not be in your favor and run at loss, maybe that is when you will regret it.
The purpose of investing in bitcoin is to grow it without selling any, no matter the temptation from the market, and that is why it is good to figure out that amount that would not be stressful to you or cause tension to you, and invest with it, so that you can hodli without thinking of selling for a very long period of time. When you are investing, have a bitcoin target and stay focused on achieving it. Although, it might not be easy, but with discipline and sacrifice, and the believe that bitcoin is one of the best assest to invest in for the future. It will be possible.
You have just limited the quantity of your bitcoin, which would have generted a higher profit for you, so what is next, start accumulating now that the price is higher than when you bought those one that you sold...not a wise decision.
That is why it's deeply advisable to know the purpose of a thing so that abuse will not be the order of the day, as long as the BTC investment is concerned one must know the best way to go about it if not after invest one will end up in regret because knowing the best way help you to accommodate patient as the best tool for the investment . You can't be making use of the DCA strategy when your mind is centered on short it will not work out, it's very important to engage in others activities that can sustain your financial needs which may serve as emergency money in order to free any thing that has to temper with the investment made on BTC mostly when using the DCA.
No body that lack the essential knowledge on how to go about this who heart believe on the income of selling in short term holding can actualize dream and benefits of Long term.
Killing the emotion of ATH when you have set to apply DCA strategy help to actualize the benefits associated to the strategy.