With Bookingpad, you can search using your special fares.
Some airlines will automatically include all available fares in regular searches. You can differenciate different types of fares with the circle indicating "Pub", "Priv" or "Nego".
But in most cases, you'll need to specify which fares you want to request to the airlines. And of course, you need to have access to those fares with the airlines (remember that this could be specific to some routes only).
Tour Operator Deferred (ITX)
To search Tour Operator Fares, you need to select "(758) Contract Bulk" in the preferences drop down:
For example, if you have ITX fares with British Airways in a given route, you'll start receiving this kind of results:
Contract Bulk (JCB)
To search Tour Contract Bulk Fares, you need to select "(758) Contract Bulk" in the preferences drop down:
For example, if you have access JCB fares with British Airways, you'll start receiving this:
Searching negotiated fares is as simple as selecting "(749) Negotiated Fares" in the preferences drop down.