RIM has developed a knack for pulling customers into new BlackBerry devices. That's no mean feat. BlackBerry is the most mature, most imitated, and most-targeted brand in the mobile industry. RIM keeps new handsets rolling out, and it keeps racking up new exclusives with wireless operators by finding gaps in its own product line and filling them better than its competitors can. By teaming up with T-Mobile, RIM's latest product helps to fill your budget gaps by providing flat-rate unlimited IP telephony from your home, office, airport, or any locale that hosts a T-Mobile Hotspot. read more »