Hello…… I think about buying small tow trucks and working independently in berlin and other federal countries. Is this good idea because of future????((normally good to live not to become rich)). If YES………. 1):should 3.5 or 7.5 tons of total wiped???? 2):should hydraulic scheib plateau with electric winch???OR…normal aluminum build up with winch???4):where best to work????Example:ADAC orders???.or…autos export Shops…Autos Repair S ervice..kfz…registered cars…Pannenhilfe…Visitenkarten…website????. 5):second hand ((the same tow truck 3.5 to 7.5 ton))How much maximum should be kilometers???. Mfg:berlin