Competitive Strategy Linkedin Group

I am looking for Linkedin Group or website that discusses the following:
1.0 Dynamic Competitive Strategy- Like Wharton/Porter/S Day
2.0 Application areas being Software Engineering
3.0 Web 2.0 in Business
4.0 ERP- Like SAP/Salesforce/CRM
5.0 Information Technology- LAN/WAN/VOIP/Server/VPN/Biztalk

In short, I am looking for Information and ideas to align the following

Strategic Planning

Business Operation

Information Technology Implementation

ERP/CRM Deployment

Integration of Lean Six Sigma

Enabling Technology Like

.Net Development

Web 2.0 based Collaboration

Business Intelligence Integration.

Sales and Marketing Operation