It is very important to acquire a skill before seeking for admission. It makes life less difficult compared to not having any skill to offer, to generate extra stipends for you.
But sadly,most parents don't see it that way cause they are the ones paying your fees and bills, but not minding you have other expenses life throws at you when you leave home, in a school environment. That, leads students to do crazy and illegal stuff just to meet up and survive...
Many of us learnt this the hard way. And may will still do