Check prices often, if you can, and write down the lowest fare offered.
Customer product research on mobile phones is up 54 percent since 2009 while some 52 percent of customers use smart phones in store to check prices at other venues.
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In the long run, consumers would perhaps face higher prices and lower-quality service, as the biggest insurers would have fewer rivals to check their prices and offerings.
And their job boards can handle jobs as simple as doing laundry, picking up groceries, or going to the store to check out prices.
Toan believes PBMs like Express Scripts provide a much-needed check on drug prices.
By setting up the kiosks, ITC enabled farmers to check that the prices being offered at their local mandi were in line with prices elsewhere.
Slower global growth and increased yields will keep commodity prices in check for several years.
Tariffs are largely regulated by the government, keeping prices in check and encouraging greater mobile usage.
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Even without targets, there are enough pressures on governments to keep prices in check.
But the Fed has two key missions: promoting full employment and keeping prices in check.
For example, I logged onto the Hong Kong-based online broker's site Boom.com recently to check a few share prices.
Chinese leaders stress how hard they are trying to keep prices in check and to look after the needy.
As a result, China announced a fresh set of measures on 1 March this year to try to keep prices in check.
In addition to the higher tax on most foreign buyers, the government imposed other measures this month to keep prices in check.
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They may be tempted to go it alone and pump even more oil in order to keep prices in check before a rise in seasonal demand.
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The international press focuses on increases in interest rates and bank reserve ratios, but Chinese officials are relying on more direct measures to keep prices in check.
The moves allow the companies to keep consumer prices in check, although competition for labor in places such as Vietnam and Cambodia is pushing up wages in those countries as well.
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China's stock market is one of the world's worst performers in 2012, and government controls have kept property prices in check, making corporate bonds one of the few bright spots for Chinese investors.
As a result, providers would be forced to keep costs in check, and even lower prices.
As long as the mobile landscape remains highly competitive, we can expect to see plenty of innovation and prices held in check.
Check out the relationship between prices and production in the accompanying chart.
Oil prices could peak in the near term as high prices put a check on demand growth and supply continues to be constrained.
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The decision was part of a series of moves made by the Nixon administration to hold down wages and prices and to check inflation.
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If you want to find the lowest gasoline prices in your area check out www.gasbuddy.com .
China Southern, which has China's biggest fleet, responded at first by adding flights, slashing prices and speeding up check-ins, but many customers nonetheless switched to the train.
Though this sort of overheating would normally trigger inflation, it's plausible that prices were held in check by a combination of cheap Chinese goods and cheap labor from East European immigrants.
The US gets a cheap and stable source of funding for its trade deficit, allowing the economy to continue to grow as consumers purchase cheap foreign goods - whose low prices keep inflation in check.
Economists would say the rising prices are like the check engine light coming on on the dashboard, and to lift the gas tax would just put a piece of black tape over the warning light.
Some shoppers visit a mall or big-box location to check out merchandise and then find lower prices on the Web, sometimes while using smartphones right in the store's aisles.
And once they are inside a store, they are using their phones to compare prices with online offers, check product reviews, order out-of-stock items directly, and pay for their purchases.
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