Law prohibits online retailers from imposing contracts that require customers waive their right to express a negative opinion about their service experience.
Some hotels and restaurants say customers are using the power of sites like TripAdvisor to finagle free benefits.
The key to benefiting from online criticism is to ignore the trolls, acknowledge legitimate gripes, and realize the value of opposing viewpoints.
Despite a few limitations, Negatives is a fine (and free) way to browse Instagram on your iPhone or iPad.
A Virginia court insists that seven people who posted anonymous reviews about a carpet cleaning company should be unmasked, because the company believes they were not real customers.
Spend a little more and get much better performance with other vacuums.
This report initially misstated the cost of generating energy using All Power Labs' machines. It's less than 10 cents a kilowatt hour.
In Berkeley, Calif., All Power Labs is turning out machines that convert cheap and abundant biomass into clean energy and rich, efficient charcoal fertilizer.
All Power Labs uses gasification to convert biomass -- which is cheap and everywhere -- into carbon-neutral energy. Plus it produces carbon-rich charcoal fertilizer.
It's not exactly Mr. Fusion but it's getting close. All Power Labs in Berkeley, Calif., has built and sold hundreds of gasifiers around the world. The portable power source runs on organic material like corn cobs and coconut shells. But it's not just cleaner burning. Even the waste is good for the planet. All Power Lab's Tom Price shows us how it works.