Enron_Corpus - Not a clean dataset for training but a unique resource. https://en.wikipedia.org/wiki/Enron_Corpus https://en.wikipedia.org/wiki/Enron_Corpus "

Enron_Corpus - Not a clean dataset for training but a unique resource. https://en.wikipedia.org/wiki/Enron_Corpus https://en.wikipedia.org/wiki/Enron_Corpus "The corpus is unique in that it is one of the only publicly available mass collections of real emails easily available for study, as such collections are typically bound by numerous privacy and legal restrictions which render them prohibitively difficult to access"