Hiding the Site Actions button (SP 2010)

Hiding the Site Actions button on Public Facing SharePoint Foundation (or Server) sites:

Open up SharePoint Designer

Open the Master Page being utilized for your sites

Locate the following snippet of code:

<span class="ms-siteactionsmenu" id="siteactiontd">

Add:

<SharePoint:SPSecurityTrimmedControl runat="server" Permissions="ManageSubWebs">

just before the line of code in 3.

Right click on the tag in step 3 and click on Select Tag.

Enter this after the span tag: </SharePoint:SPSecurityTrimmedControl>.

Save the Master Page.

Approve and publish if required