Experts recommend BEM Harry Roberts Consultant Front-end Architect I use BEM notation on everything I build now as its usefulness has proved itself over and over. Mark McDonnell Technical Lead, BBC News Itʼs less confusing than the other methods (i.e. SMACSS) but still provides us the good architecture we want (i.e. OOCSS) and with a recognisable terminology. Connie Chan Design Director, Thoughtbo