Sometimes E-mails that come in all caps is troublesome.
Anyhow, I had someone asked me how they could re-format an all caps sentence so it was in regular, lowercase format. Well, if you have Microsoft Word, you're in luck. Here's how to do it in each:
1. Highlight the text you want to have de-capitalized.
2. Click the Format menu, Change Case...
3. A little screen will pop up that lets you select what case you want. Sentence Case is probably appropriate.
Here's an MS Word Example: