Better yet, having a detailed plan will help you more as the work progress. When you build a shed roof, like any other roof, you should consider the load that your roof will be taking. For example, if you know that the winter in your area comes with a heavy snow downfall then you should put extra braces. Many have languished in the fact that many of their tools and belongings, which are not suited to be stored inside the home, have dominated their garage and that their garage has lost its main function, to park their cars safely. This increasing need for space is not only relegated to the suburbs and for city folk, people from the countryside are also experiencing these and even though they already have farms and barns, they have machineries and equipment that need to be stored as well. The beauty of creating your own from scratch is that you will be able to customize your design and allow it to directly cater to all your storage needs. Not only will you have a functional structure in your property but you will also have a source for great pride and joy. But, if you ve never even built a stool from scratch or even a simple paper weight, then what more with a shed. If not, snow or rain water will collect on the roof upping the chances of damaging your shed roof or the walls of the main structure. Another way to ensure that you won t have any difficulties in building your lean to shed is to guarantee that the foundation where you plan to build your shed is level and the walls of your shed is even to the wall of the main structure. It is essential though that if you decide to use a concrete slab foundation, you should know that cement soaks up water and can potentially add moisture inside your shed. One way to combat this is to use a top flooring to prevent the moisture from seeping inside. If you are going to use wood, make sure that you use pressure treated lumber. But to those with experience, a shed building kit will be truly easy, all parts are pre-fabricated and it s just a matter of putting them together, but, if you plan to build a shed from scratch, then good for you. Even some pros though would have to admit that even they may stumble on what to some would seem as a small building project.