“Sites that serve all devices on the same set of URLs, with each URL serving the same HTML to all devices and using just CSS to change how the page is rendered on the device“
Devs & designers need to work much more closely togetherSet business/client expectations early
CONS-large image downloads-design limitations (i.e. more rearrangement)-different devices, varying objectives-cross browser compatibilities-image resize issues (sometimes resizing images can be problematic)