Increase their salary to $12 above
If only the Filipino General Manager at this location is not greedy, possess professionalism and has a pleasant attitude the turnover rate will be low. The attitude of the filipino workers were very rude that they ganged up the people they dont like play politics on them and when you fall into their bate you will be the one that their firing.
Treat your employees properly.
Listen to what the employees have to say.
Consider the needs of the crew members and be more flexible.