With all of the juicy information trickling down daily about the Beta, it does seem that everyone has Wrath on the brain. At the very least, it must make it difficult to focus on other goals. For example, do you really want to start farming to make that epic crafting set, when Northrend is around the corner?
Players have already been noticing a decrease in raiding activity because of summer vacation, but how is the preparation for the expansion affecting your guild?
Are you losing players to other raiding guilds, or beginning to realize that many people are spending more time soloing to gear up or level their alts? Is your guild working together to reach specific pre-expansion goals?