The next time a friendly stranger asks to take a photo of your cute puppy, think twice. They could be after your personal data written on the collar. If you ever come across a dog wearing a vest saying 'service dog,' you should take a moment to examine if its owner is nearby. If you find that the dog is by itself, you should stay with it. It may just lead you back to someone in desperate need of help. There are some other simple life-saving tips that can help you a lot one day.

Learn more about your ad choices. Visit megaphone.fm/adchoices