I have faced the same problem but it depends on their decision, and we can not do anything on that.And also there is different rule book for Class A,class b, Class C so this may be also a valid reason for them to denied for parking.
Yes rightly said The existing antenna is designed to receive signals in the VHF-Low band, the VHF-HI band and the UHF band.and also many operators now offering internal antenna for motor homes but really not seen single one
There are so many factors that affect the resale value of any RV van like Diesel coach are having more resale value than other one and the main factors are:More Torque Equals Less StrainDiesel Chassis Last LongerDiesel Coaches Retain Resale Valueiese...
i am also agree that generally change the oil after 25 -30 miles, but there are different type of RV and Van and accordingly oil and time to change the fluids depends. For better results you must do this at dealers end to get good quality of servic...