Lock down cells with Protected Ranges in Google spreadsheets

«(Cross-posted from Google Docs Blog )
Editing with others in real-time makes it easy to get stuff done in Google spreadsheets in only a matter of minutes. But with so many people working in the same space, it’s possible to modify a section that a collaborator didn’t intend to be tou…»   » source  |  + cache
 

See original post by Search Engine Watch