Take a Look at Some Ways to Cut Cellphone Expenses

ABC News' Rebecca Jarvis reveals some tips that may help you save money with your phone.
3:00 | 05/26/15

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Transcript for Take a Look at Some Ways to Cut Cellphone Expenses
This is called "On the money" it's something we're doing to help you and your family save some. We'll bring you tips and tricks to put money back into your pocket. This morning, the secret to saving on your cell phone bill. We're here to save you big, big money. The typical family spends about $1,000 a year on their cell phone bill. Some experts estimate we throw away $50 million annually that we don't need or don't use. How do you know if you're getting the most bang for your buck? For the Wilson family, staying connect sd a priority. With dad, Ron, constantly traveling internationally. Just hanging out right now. Reporter: Mom Kerry selling kitchen tools from home. That's great choice. Reporter: And 15-year-old Halle phoning a friend or two. She's limited to 50 calls or texts a month. That's not enough. Reporter: Now this Dallas family of five is looking to save money or their $195 monthly wireless bill while adding Hallie to their family plan. I would love a phone. We don't have the pocket for it. Reporter: Enter insider Todd Dunphy. He used to work for verizon. Now he runs validas. Todd's first tip, know your limits. Apps like my date that manager track your usage. They set off an alarm when you're close to your monthly max. Streaming is the most dangerous you can do over the carrier network. Reporter: Tip number two, let free websites do the work for you. Tell them what you need. They'll tell you if your plan is the right fit or if there's a better one out there. Todd and his team analyze the Wilson's bill and found that while Ron loves streaming sports games online. That is firing through the gigabytes. Reporter: Kerry pays to get online, too, but never does. That will save around $240 every two years. Wow. Reporter: Before you sign up, watch out for mystery charges. See this iPhone 6 impact check smoke item. That's fanly language for a case. You don't pay $3 a mnt for something that most likely over two years will cost you $72. Reporter: And tip number four, keep up with your carrier's latest promotion. You may be able to cash in even if you're a customer. It's available to you. They never come out and say, hey, 40 million subscribers, this is better for you. Reporter: That's how Todd found that. $720 savings. That's amazing. Reporter: $720 back in their pocket. Well, again, you can get a better deal based on a new sale and for the Wilson family, they can add son Landry to the new plan for ten bucks a month. Still far cheaper. In a couple of weeks, our expert, Todd Dunphy is offering a new app for how to do that for free. They were renting the cases? That's outrageous. Go over the fees. You can save money. Adds up. All right, thank you, Rebecca. Just ahead on "Gma," the supermodel mom making headlines for this cover photo. Sarking a new debate over

This transcript has been automatically generated and may not be 100% accurate.

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