u/s 420, 408

dear sir,

I'm from Chennai.. my bro was arrested u/s 420 , 408.. he was working with x consumer durables company.. he was in sales exe, the company gave complaint against him. and they said he done some work and 14 lakh as a cheating amount. Sep 17 th 2017 police arrested him.. and fir fild.. from 18th Sep 17 onwards he is judicial custoday...lawyer said...20th Sep he fild... bail...in MM Court in Chennai..but bail was rejected. again..4 th Oct 2017.. he filed in sessions court in Chennai.. he said bail under process. but my lawyer not given proper guideline and Answer.... he say lot of stories.. I'm fear...
my question is

1.how long .. how many days we want to wait for bail...

2.if sessions court rejected the bail... where we apply again

3.what is the norms.. to get a bail u/s 420 and 408....


pls advice...