I don't know if things have changed with AMS Flight, but if you do a search on RAS for "AMS Flight," you will find a lengthy thread detailing the horror stories of people who tried to deal with them. The thread is from 2010.


https://groups.google.com/forum/#!searchin/rec.aviation.soaring/ams$20flight$20unethical%7Csort:date/rec.aviation.soaring/Drd024z2MhE/5hONLQwksokJ