Thank you for your post regarding features on your device. If you are speaking of forwarding your calls from your SG3 to another number, then you would follow the listed instructions.
Please let us know if we can be of further assistance.
Note - Unconditional call forwarding is charged at $.20 p/minute, Conditional call forwarding is included at no charge to all Sprint customers..
Unconditional Call Forwarding - forwards all calls and incoming calls not received and is charged at $0.20 per minute unless you're on an UNLIMITED Simply Everything plan
Conditional Call Forwarding - offers different types of forwarding options, based on when you want the calls to forward or not forward and is free for all active Sprint customers