technikalities of vokalz !!!

hey igitianz ,,, this is a thread where all of u kan lern da technikalities of vokalz !!!!!!eveeone kan post his tips or technikalities !!!!!
acha my questions are???
- when tuching da high notes , i shift 2 my head voice ! ,but 2 further go beyond dat octave ,,is dere nother section i gota shift 2 or sing dose notes wid da head voice?
- how to improve in da best way??i mean da best thing 2 do 2 make ur voice damn clear?relaxed?nd how 2 bring variationz?
u kan even post what u kno nee thing regarding vokalz !!!!