As holiday shopping ramps up, scammers are seizing the opportunity to exploit consumers.The Better Business Bureau warns of several popular scams this season.Imposter scamsThese scams involve fraudsters creating fake websites that mimic legitimate businesses. Always verify the URL for misspellings or slight variations – which are clear signs of fraudulent websites. Also ensure the URL starts with HTTPS, which means the website is secure.Fake shipping scamsScammers can send phishing emails or texts about fake package deliveries, aiming to trick you into clicking malicious links. Never click a link in an unsolicited email or text. Instead, if you’re expecting a package, find your original confirmation email and track it that way.Charity scamsThese scams tend to pop up around Giving Tuesday. Always research any organization you want to give money to and ensure it’s legitimate. One way to do that is to search the charity through websites like the BBB Wise Giving Alliance and Charity Navigator. Have a question for Jeff Rossen? He’s answering your consumer questions every Friday in the new segment "Rossen Responds." Email your questions to him at RossenResponds@hearst.com. Want bonus content and exclusive deals? Make sure to sign up for our free newsletter at RossenReports.com.