Bevy of new for-rent apartments bring younger vibe to Boca Raton

Boca Raton, long a stronghold of gated communities, golf courses and retiree-friendly condos, is suddenly in the midst of a rental boom.  Heavyweight developers known for luxury condo towers and high-end office buildings in places like Miami are homing in on the Palm Beach County city with big bets on higher-density living.  About 7,600 apartment...