dubai marina and jlt have great metro access and are well connected to both business areas and beaches
downtown dubai if you want to be central with easy access everywhere via metro
business bay is affordable with metro and close to everything
barsha heights formerly tecom is budget friendly with metro station and near media city area
jbr if you want beachfront living with good road connections though no direct metro
depends on your budget and whether you need beach access or just want central connectivity
