Procedure of share transfer (pvt. ltd. company)

Hello Forum,

I have Two Question.

Suppose "X" is a Pvt. Ltd. Company. I  (A) have some (1000) shares of it. Now I want to transfer all this shares to my Friend (B). Please let me know the  procedure of Tranfer in Brief .

Is there is any provision of any kind of  obligation/restriction ?

If yes, please also mention that.

Have a Good Day.

Regards,