T-Mobile USA hosted a web and teleconference on Feb. 23 at 7:30 a.m. Pacific Time, during which CEO and President Philipp Humm outlined the company’s reinvigorated challenger strategy focused on making amazing 4G services affordable. T-Mobile will invest in strategic initiatives to get the business back to growth. T-Mobile Chief Technology Officer Neville Ray also detailed the company’s network strategy, which includes installing new equipment at 37,000 cell sites and refarming spectrum to launch LTE in 2013.