Yes they do.
yes
yes. get it from the appworld or download it from the whatsapp website.
No
T-Mobile offers a BlackBerry service plan, but the company doesn't make BlackBerrys. Research In Motion is the creator of BlackBerrys, such as the Curve and Bold.
As long as it is a GSM device and not a Nextel iDEN device then it will work as long as the device has been unlocked.
Canada (:
blackberrys
not yet :(
Blackberrys target market are businessman and executives generally populating the metropolitan areas.
yes
blackberry's are classed as smartphones
Yes