It really isn't that difficult to DIY for the Bucks test - Patricia gives excellent advice on how to do so here viewtopic.php?f=12&t=4782
Our DC has been receiving group tutoring and after a month we have found there is hardly any progress been made, so its turning out to be a homework club. We have also attended a session with a private tutor but felt the tutor was money hungry and lacked a positive attitude.
Yes, both of these can be issues, I'm afraid.
We have also heard private tutors can be off track
The 21 types of question in the Bucks test can be found here http://www.elevenplusexams.co.uk/advice ... t-a-glance
If a tutor is teaching any other question types they don't know what they are doing.
There is general advice on choosing a tutor here http://www.elevenplusexams.co.uk/services/11plus-tutors
I will move this thread to the Bucks section for you because you will get more response there, and I am also sending you a PM (Private Message).