Pls Help, Its too Urgent

I am a final student living at Mumbai with my relatives and doing articleship here. Due to some family problem now its very difficult for me to stay hare any more, so i have to go to my home at rajasthan.

My principle is also knowing my problem and having no problem to give me transfer. so pls tell me the procedure of transfer and documentation required.

and pls also tell can i take secondment.?