I will make sure that there are email addresses up and running so you guys can communicate with us. 

Also I dont know if you guys know about it but you should check out the EnsembleStudios.com blog section.  There is sometimes some tidbits about Halo Wars in there.

http://www.ensemblestudios.com/blogs/bshelley/archive/2008/08/22/age-series-passes-20-million-units-sold-mark.aspx

http://www.ensemblestudios.com/blogs/bshelley/archive/2008/08/01/halo-wars-goals.aspx

http://www.ensemblestudios.com/blogs/bshelley/archive/2008/09/02/halo-wars-at-leipzig.aspx

http://www.ensemblestudios.com/blogs/bdonges/archive/2008/09/04/building-a-community-paragon-interview-and-more-pics-from-ensemble.aspx