Scammers walked away with more than $670,000 in just three days, police said. Here's how they did it, and how you can protect yourself.

Scammers walked away with more than $670,000 in just three days, police said. Here's how they did it, and how you can protect yourself.

Several of the scams started with familiar setups. One person lost $3,500 after buying Apple gift cards for someone posing as Microsoft technical support. Another lost $50,000...