أنشئ حسابًا أو سجّل الدخول للانضمام إلى مجتمعك المهني.
Just simple things
1) Be punctual
2) Be grounded
3) Be gentle
4) Be positive
5) Be informed for the products and price of yours and as well as others too
6) BE YOURSELF
and nothing else.
Rest there is vast knowledge on the google itself.
