If your building a Sitecore admin application, your going to need to link to them from the Sitecore start screen/launch pad.To create a menu item on Sitecores start screen:<ul><li>Log into Sitecore and switch to the core db</li><li>Open content editor and navigate to /sitecore/client/Applications/Launch Pad/PageSettings/Buttons</li><li>You will see groupings for each of the sections that appears on the start screen/launch pad </li></ul>

<ul><li>Add a new Launch Pad-Button item to the section you want it to appear in</li><li>Give it a name, icon and link</li></ul>

<ul><li>Your button now appears on the start screen</li></ul>