Online Betting site

My Btech frd and his school mates running online betting site in hyderabad .Can i file a case on him with what'sapp chat proof and few audio recordings.Already he was accepted that he is partner in betting site operations.Remaining two guys purchased 11crores hotel.... 5 crores cost villa and soon with binami names.can i file complaint on paytm bank also , because in there site they are using fake paytm bank accounts with fake proofs.....maximum betting sites are using paytm ACCOUNTs as gateway for there transcation My question: 1) Now my frd is telling that he is employee only in betting site because i have told that I will take this issue to media thats y he is telling that he is employee but he was accepted as partner in what'sapp chat and call recordings. 2) His remaining frds purchased few properties on hyderabad and palvancha on binami names and done crores of transcation with more than 10 to 15 bank accounts.Can i file on these guys also because i dont have what'sapp or recording proof of remaining guys who had purchased crores of property in hyd.....just i know there property details only. ACTUAL QUESTION:Can i file case on 3 guys or can i file only on one guy who told in what'sapp chat and call recording.If i want to file where i have to file there home town palvancha or hyd