Any time ESI is requested during litigation, the attorneys must inherently face the issue of producing ESI in either its native format or a predetermined format. Generally, this means either producing the files as is or processing them all into TIFF files. When requesting native format files, a curious issue will quickly come to light: what is the native format for email messages? This article discusses how obtaining the native format of emails is much more involved than one would assume. Luckily, there is usually no need to have emails produced in their native format and alternate forms of production can still provide all of the underlying information an attorney could want.