You can find many resources for Visualization Solutions by Nakisa (VSN) below.
Ideas Place for new VSN functionality: https://cw.sdn.sap.com/cw/ideas/7909 (no longer in use)
VSN Terminology: Visualization Solutions by Nakisa (VSN) Terminology
Nakisa (Corporate) Information
Nakisa website: http://www.nakisa.com
Nakisa Training Calendar: http://www.nakisa.com/partners/training-calendar.htm
Nakisa Twitter feed: http://www.twitter.com/#!/NakisaInc
All support requests should be raised under XX-PART-NKS-VSN.
Support Questions you will be asked when creating a message Blog: here
Knowledge Base articles: SAP have released several Knowledge Base articles (much like SAP notes) in Service Marketplace. These contain some fixes for common issues found when implementing VSN. To find these just log onto Service Marketplace (https://websmp201.sap-ag.de/support), head to Help and Support, select Search for SAP Notes and search under Application Area XX-PART-NKS-VSN.
SAP HCM Talent Management Wiki: https://wiki/display/ERPHCM/SAP+Talent+Management
Setting up NetWeaver Embedded Search (TREX) for SAP EhP4 Talent Management Blog: http://scn.sap.com/community/erp/hcm/blog/2010/09/20/setting-up-netweaver-embedded-search-trex-for-sap-ehp4-talent-management