'Do' and 'does' are each forms of the present indefinite tense of your verb 'to do.' Which one you can expect to use will generally depend on the sentence's matter. Their use is sort of equivalent, aside from one particular occasion where You should utilize 'do' instead of 'does.' https://financefeeds.com/dogecoin-price-prediction-will-doge-reach-5-before-rxs-copyright-price/