Cs executive online registration

Kishor Bhat (CA final CS executive (from Bangalore))   (1881 Points)

22 October 2014  
Am registering online for CS executive. Procedure says I have to upload soft copy of my signature. My question is whether should I have to upload my signature by signing on A4 size paper or in some small white paper is sufficient?? Pls let me knw ASAP guys.