Sab sy pehly to mujhy ye btain k Chopal ka sara system kon cover karata hy aur ye kam kis tarah karti hy ham jo message kisi tag men bhejhty hen wo us tag men kese pohanchta hy?
Kya men bhi koi iss tarah ki koi service bana sakta hon?
Please jawab zara tafseel sy deejye ga.