IAM using nest from 1year ,I don't find any big issues with nest ,if it stopped I re- login or wait for 5 minutes or I restart system ,issued will be resolved this happens very less, THEY PROVIDING THEIR SERVICES FOR RS.ZERO ZERO ,ZERO ETC,BE HUMBLE GUYS DON'T BE SO HARSH TOWARDS THEM, IF THEY ARE ANY PROBLEMS POST THEM POLITELY,IF YOU DON'T LIKE SIMPLE CHOOSE OTHER BROKER ,THEY MANY CHARGING BROKERS WITH NO SUPPORT( HERE MANY RICH RETAIL TRADERS ARE THERE I THINK),IF YOU THINK SMARTLY, IF NEST NOT WORKING YOU CAN CALL TRADING DESK OF FINVASIA THEY RESPOND IMMEDIATELY AND YOU CAN PLACE ORDERS THAT TO ZERO CHARGES