7 shopping secrets retailers won't tell you
Be selective when shopping with friends
"Two best-friend reckless shoppers who both give in to every temptation can overspend into a credit card debt disaster," says Kay -- and retailers will do whatever they can to encourage that. Now, you can even have your Facebook friends weigh in on whether you should buy those jeans, or use a dressing room app that elicits "buy it" responses from strangers.
Resist the urge: Kay explains that different people have different shopping personalities. "Some people get frustrated easily, some shoppers are impulsive and some shoppers persevere more than others. If you're going to take a friend shopping with you, take someone who can balance your impulsiveness with their perseverance (or vice versa if your friend needs the help)," she says.