Serious simmers interested in airliners always look for professionnal documentation and PMDG will feed them with materials of that kind.
In the next days, PMDG will sell a bound version of the BAe Jetstream 4100 Flight Operations Manual, followed by aĆĀ nearly 3300 pages of Manuals, Training Guides and Quick Reference Handbook for 737NGX licensed by Boeing. Read the announcement here.