just want some advice

[nightsider]

hi all i just want some advice, im 20 and its about time i did something about my career since i dont have one lol, i have a strong interest in computing and computer maintanence,although i dont have any formal qualifications in computing well not any full ones at any rate, i have a qualification in bussiness studies aswell as my gcse results, im juts not sure what i can go for, ive tried looking at the different qualifications but i live on my own and i also need to rent a flat privetly now since i was let down badly by the sytem no counci will touch me, any ideas on what i can do im just looking for some guidence heare