For the ultimate in BlackBerry value, check out the Curve 9320! Compact in size but still sporting a full QWERTY keyboard, the 9320 makes for a great messaging device. Coupled with great connectivity and a slick user interface, it'll be a constant companion.
With a BlackBerry on Three, you can have business level performance and security right there in your pocket. Affordable smartphone performance hardly comes any better than with a Three BlackBerry.