my personal experience with bayt.com, they had my cv for a year, and there competitor reedglobal.com had my cv , in a year i got 4 job offers from reedglobal.com and 0 interview or even call from bayte.com all i got from bayte.com we just ads for IT training, that I've had for many years
im a certified MCITP RedHat-CE soon IBM-AIX admin