Vodafone Is Looking For Ways To Juice Its Stake In Verizon Wireless

Vodafone (NYSE: VOD) has an on-again, off-again relationship with Verizon Wireless. Despite owning 45 percent of the largest U.S. wireless carrier, Vodafone hasn’t been happy with the returns on its investment.

On some level, Vodafone should feel pretty good that it owns 45 percent of the largest U.S. wireless carrier. But Verizon Wireless hasn