Hi Pranav, I'm afraid you cannot use Express editions to create Office add-ins. I think you need at least the Professional or Development editions to get the Visual Studio Tools for Office features. All the best, David David Lant Applications analyst MCPD Enterprise Application Development 3.5 MCTS ASP.NET 3.5, ADO.NET 3.5, Windows Communication Foundation 3.5, Windows Applications 3.5 -----Original Message----- From: program-l-bounce@xxxxxxxxxxxxx [mailto:program-l-bounce@xxxxxxxxxxxxx] On Behalf Of Pranav Lal Sent: 17 December 2010 12:00 AM To: program-l@xxxxxxxxxxxxx Subject: [program-l] Re: Writing a program to prompt for data classification Hi David, Ah yes, I am willing to write 3 similar routines but was hoping to be able to have a single program. I have the express adition of visual studio 2008. Can I write an office add-in in that? Pranav ** To leave the list, click on the immediately-following link:- ** [mailto:program-l-request@xxxxxxxxxxxxx?subject=unsubscribe] ** If this link doesn't work then send a message to: ** program-l-request@xxxxxxxxxxxxx ** and in the Subject line type ** unsubscribe ** For other list commands such as vacation mode, click on the ** immediately-following link:- ** [mailto:program-l-request@xxxxxxxxxxxxx?subject=faq] ** or send a message, to ** program-l-request@xxxxxxxxxxxxx with the Subject:- faq ** To leave the list, click on the immediately-following link:- ** [mailto:program-l-request@xxxxxxxxxxxxx?subject=unsubscribe] ** If this link doesn't work then send a message to: ** program-l-request@xxxxxxxxxxxxx ** and in the Subject line type ** unsubscribe ** For other list commands such as vacation mode, click on the ** immediately-following link:- ** [mailto:program-l-request@xxxxxxxxxxxxx?subject=faq] ** or send a message, to ** program-l-request@xxxxxxxxxxxxx with the Subject:- faq