Surely you ever wondered if cheap car hire means having a worse service or a worse car, it could be, but most of the vecesno is synonymous with it, what happens is that there are rental companies cars trading huge amounts of rentals with suppliers around the world and this allows the benefit of this type of negotiations appear subsequently reflected in the pocket of your customers. It is important to know that there is usually a minimum age to rent a car. Most agencies require at least between 21 and 25 years of age depending on the country, even in many, require you to have at least one year of driving license to be able to rent it, there are others that allow you to rent it to those who have 21 years to pay a supplement. Normally when you rent a cheap car or expensive online, there is no guarantee a model or brand of vehicle, what is guaranteed is the category of the vehicle, but you always have the option choose the model you prefer from those available within that category. As for the permission of drivers, generally with the national permit is sufficient, but in certain countries also require international driving licence so find out this information before traveling to not suffer disadvantages then.