Your home appreciates in value as it ages; unfortunately, your rig doesn't. But you can increase its resale value by taking good care of it. Neglect the maintenance aspect, and when it is finally the time to sell your rig, you will be left wondering how can I sell my RV online for a good price? So, how do you boost your mobile home's value? Remember, adding expensive gadgets to your rig does not necessarily increase its trade value; it is the on-time maintenance that plays the real trick.…