Just a quick one, we all know the importance of building up communities/getting fresh user generated content on our sites - and we all know the bog standard ways of going about acheiving this...seo/ppc/blogs/forums etc.
But what types of promotional techniques would you implement if you had the resources. I'm thinking about techniques that may be a little too time consuming, too expensive or perhaps too technical for you...
Such as the creation of branded applications for facebook etc.
Have you seen any instances recently which have caught you attention as been different, qwerky etc?