noe itz nat rilly impotent to meh. I dun relly cer abawt my gramer. I only use coract gramer in schul

No, as long as you can get your point across, **** grammar

But in real life, I try my best to have flawless grammar when I'm interviewing for a job, applying for college, etc. With my friends, I have good grammar, but use improper grammar purposely, to highlight what I'm trying to say

you no u be usin' dat gud grammer