Follow the instructions at:
http://office.microsoft.com/assistance/preview.aspx?AssetID=HP010377881033&CTT=98
Once you got the registration dialog open you need to enter the following URL as shown in the screenshot.
http://honeybunny.dyndns.org/FeedsterResearch/ProviderService.asmx
Please feel free to send me feedback about problems, feature suggestions for the Feedster service or other research samples.
Thanks.