I-stroke ingabangela ukukhubazeka noma ukulahlekelwa ukwazi. Kwesinye isikhathi itholwa ngesinye salezi zimpawu ezilandelayo:

• isiyezi nokulahlekelwa okungazelelwe kokulinganisela;
• ukuba ndikindiki kungazelelwe, ukulahlekelwa umuzwa, noma ukukhubazeka kobuso, ingalo, umlenze, noma uhlangothi lomzimba;
• ukudideka, ubunzima obuzumayo bokukhuluma noma ukuqonda;
• ukulahlekelwa ngokuzumayo kwamehlo noma ukungaboni kahle kwelinye iso;
• ubuhlungu bekhanda obungazelelwe, obunamandla obungavamile, ngezinye izikhathi buhambisana nokuhlanza.
• kuzo zonke izimo, izinsizakalo eziphuthumayo kufanele zixhunywe ngokushesha ngangokunokwenzeka.