Many co-op and condo boards are scrambling to meet the deadline to install electronic door-lock monitors in their elevators by the end of the year. They will also have to install an emergency brake by January 1, 2027.  But a tragic accident last week has brought urgent calls for even more safety regulations on the city’s 84,000 elevators, the New York Post reports. Sam Waisbren, 30, was crushed to death after the elevator dropped as he was exiting into the lobby of his apartment building, the 23-story Manhattan Promenade, at 344 Third Avenue in Kips Bay.     Read the article…………………