In Whom^x, Business communication^x

Hi Crys, I suspect opinions vary on this, but if I am writing a formal letter through e-mail then I follow all the same protocols as I normally would. Actually, I go one step further. I write my message in MS Word, then change it into PDF format, and attach it as an enclosure. I also have the...

Help. I'm writing/editing a letter of inquiry for a grant proposal and I have hit a stumbling block. The letters must be sent via email. I'm rather unfamiliar with business email etiquette. Should I use a formal business letter form, with a double header and a "To Whom It May Concern" salutation?...