Since the first time a man decided to sell something, trade has been on of the most interesting and exciting activities for the humankind. It has greatly developed over the years, so nowadays it's not enough just to say "Buy it, it's good!" - no, you need much time and efforts to convince that your good is truly worth buying. And who else will help you promote your goods if not animals, especially dogs? You should confess that seeing a dog in a commercial definitely makes you smile and feel more positive towards the good. So have a short break and spend 7 minutes watching most hilarious dog commercials ever seen!