TOP BUSINESS IDEA FOR HVAC. PART ONE. || WHAT BUSINESS HVAC EXPERTS CAN DO.... KNOWLEDGE4YOU.

THIS IS THE FIRST VIDEO , EXPLAINS, HOW HVAC TECHNICIANS, ENGINEERS, etc CAN DO BUISNESS IN THE FIELD OF HVAC...HOW COLD STORAGE ROOM CAN BENEFIT AND USEFULL FOR HVAC TECHNICIANS.... COLD STORAGE BUISNEDD HAVE DIFFERENT AND MANY WAYS TO USE IT FOR MAKING MONEY.... HVAC TECHNICIANS CAN DO MANY OTHER BUSINESSES BY USING THE COLD STORAGE ROOM.. I WANT TO PROVIDE IDEAS TO AC TECHNICIANS , SO THEY CAN MAKE MONEY ,