WHEN TO PERSUE US CFA - TO SACHIN

YOU TOLD ABOUT US CFA IS AN EXCELLENT COURSE TO PERSUE BUT MY QUERY IS -

    1. WHEN TO PERSUE THIS COURSE - BETWEEN 2 AND HALF YERA ARTICLESHIP PERIUOD OR AFTER BECOMING CA
    2. WHETHER WORK EXP. IS MUST FOR PERSUING THIS  COURSE
 
    3. WHERE TO GET COACHING OF THIS COURSE