Hi LF. I wouldn't say they're being very slow but the process does take time. You don't mention how long it has been for you so far, if you have received your loan comittment letter and Aztech papers, if your board package has been submitted or if you've already had your Coop board interview.
Here's something to consider. Most Coop deals from the point of an accepted offer will take about 90 days or so before you have a closing date. Even when you get the date, it will probably be another week or two for the date to arrive.
As Ms. Brocco stated, there are a number of players involved in the closing and schedules can be difficult to nail down. As they say, it is what it is.... more