Social media sites don’t make it easy to understand how to customize your account pages with images. For designer types like myself who want to know precise image dimensions and anything else that may affect the resulting image quality, it can be frustrating. User help pages often leave out important details and Twitter is no exception. I’ve spent hours googling to find the answers I’m looking for. Hopefully, this article and the ones that follow on the Twitter header image will save you time and spare you the frustration that I experienced.