its better to contact any hijra directly...
i read somwhere that they have some different rules which u have to follow..
1. you have to do castration
2. learn the tali
3. you will get a guru who will your parent for ur rest of the life.
all I read somewhere. so don't give u 100%gurentee..
but first thing you have to do is know all about this community... their struggle earning process, good and bad everything. then making ur mind that you are ready to join or not...