Your boss must be thinking of using a macro. Take a look he

http://www.mvps.org/dmcritchie/excel/proper.htm#upper



In article ,
"mineralgirl" wrote:

My boss wants me to change a whole excel document to uppercase letters. It
has like 43,000 records. How do I do that? He says it's possible, but I've
never seen it done. I'm Using Excell 2003.