Carports can be a very expensive and time consuming endeavor if you're on a tight budget and do not have the time to assemble this kind of housing for your car or other vehicle. However, if you do find yourself to be handy with assembly and have the proper tools and time to invest, you can save a lot of money buy going with a carport kit instead of having it pre built and sent to you or having to hire people to do it for you instead. Now keep in mind that often but not always the reseller or distributor will not include instructions to help you with assembly, sometimes this is because it's not requested in advance and in other cases it's because none exist. So be sure you are prepared to figure out how to assemble a project ahead of time before purchasing a carport kit.
If your all prepared and ready to go you'll find that you can typically save ten to upwards of fifteen percent or more by ordering the parts itself as a carport kit, and this can mean the difference between either owning one or not or having a quality carport versus having a sub par or unpleasing carport. Always take care not to confuse carport kits with "portable carports" when you are shopping, as portable carports are just that, they are meant to be assembled and broken down with ease, and are not meant for heavy or punishing use. Carport kits are just essentially the parts for any given style of carport so take care not to get the two confused because often sellers are not always clear about which is which when they are selling products to you.
Another thing to remember beyond the typical precautions you have to take such as local zoning laws and permits, make sure you get information on return policies and warranty information so that if you get a defective part your able to return it or be reimbursed somehow without an issue, which you want to do seeing as these are often not cheap. And lastly always make sure the land your assembling you carport kit on is level and of sound stability. You do not want to build, especially metal carports, anything on muddy or unstable as it will never stand properly and could potentially collapse and damage the vehicle contained within.