To connect wirelessly, you need a BIS or BES data plan.
You can install application over the air (OTA) if you have a data plan or use the desktop manager on a PC with your BB connect via USB.
No clue what GULFS MAP is.
CrackBerry is in no way Affiliated with BlackBerry. We take pride in our unbiased content, however do occasionally receive free products from vendors that we review or discuss. For more info click here.