There are many regulated binary brokers but sometimes they also do disappoints their traders, so it is necessary to look for the right broker before you start investing with them. Do some research work by finding trader reviews which can easily be found on internet. This will make you easier to choose the right broker.
I am currently trading with CToption broker, because they act fair. Made a healthy deposit and had no issues with cash outs (i refused the bonus). I will continue to trade here.
Bonuses are only good when you know the terms and conditions of the respective broker, otherwise returning the bonus and withdrawals will be difficult. However, I have availed 100 % Cash Match Bonus from Optiontrade and so far I am going good.
With inside option, I had an amazing Experience with them. Inside option is a leading binary option broker who can provide you with the best way to trade the market. They pay as requested and on time. I made a withdrawal request and I must say that they are very fast at processing. I recommend them for everybody.