We would agree with the other comments about the "marketing" hassles involved with many excursions and private tours.  So what to do?  We have been to Turkey enough that we are pretty comfortable doing our own thing (we have even gone out to Ephesus using the local bus/vans).  But on our last visit we decided to hire a well versed professional guide for just ourselves.  We used EKOL and specified that we wanted a guide that really understood the ruins and history (this was our 4th visit).   When