You will be will be initiated into Sanyas with a simple ceremony, this ceremony is not ritual, it has nothing to do with any religion or God.
The disciple has to first practice 4 weeks of regular meditation in The Meditation Retreat only then he or she can be initiated into Sanyas.
Once you are initiated into Sanyas you will be required to:
1)  Wear purple color robe in your daily life
2)  Wear mala
3)  To use the new name given to you on initiation   
4)  Mediate regularly what may come
5) Feel top of the world in you new birth as a Sanyasi