Pickpocketing

How can you warn tourists about pickpockets without freaking them out? Try this:

Just a few words about personal security, As in any big city, particularly in crowded areas, please be aware of pickpocketing. I don’t want to alarm you but just be sensible with your bags and possessions and always have an eye on them. For example, keep your bag in front of you like this, and gents certainly don’t leave your wallet in your back pocket.