firstly, no ram, you cant choose adds,colour of banner or anything.The company has all the rights to do whatever they want to add.Till 60 months you get paid for these adds, but you have to maintain your car lika showroom condition all these time.There are quite some * fields which are concerns, like you cant take away the car off the road for more then three to 5 days, else monthly payment would reduce, you cant go out of town for these period, if so you need to inform and within time frame you need to be in town, you car has to be on road for a specific days a week, so many conditions to acclaimed before getting paid.Will get all the details after checking out with a friend who owns one of such spark.