On a daily basis we all get interrupted by phone calls while trying to meet deadlines or networking with people to grow our client base. We all work to earn money to live our daily lives, but at some point the interruptions must stop. There is technology that you can use at home or in the office without setting off alarms to keep your phone calls to a minimum. With the switch of a finger you can block out interruptions and actually get to work.

This $15 Low-Tech Gadget Increased My Yearly Income by $28,000