A grid is like invisible glue that holds a design together. Even when elements are physically separated from each other, something invisible connects them together. Grids help designers to build better products by tying different design elements together to achieve effective hierarchy, alignment and consistency, with little effort. If executed properly, your designs will appear thoughtful and organized. In this article Nick Babich aims to give you a good understanding of grid systems, what they are, and how they can be applied to your design process. Understanding how to use grids will come from practical experience.