Persons may read an e-mail.Logical formLearned from16 sentences. An e-mail may be sent to students.Logical formLearned from16 sentences. E-mail may undergo an introduction.Logical formLearned from16 sentences. An (e-mail address) may be required.Logical formLearned from16 sentences. A list can be constituted-of-or-filled-with e-mails.Logical formLearned from16 sentences. An e-mail may pertain-to a company.Logical formLearned from16 sentences. (E-mail attachments) can be unexpected.Logical formLearned from16 sentences. An (e-mail system) can be automated.Logical formLearned from16 sentences. An (e-mail address) may pertain-to a (contact person).Logical formLearned from16 sentences. An (e-mail address) can be false.Logical formLearned from16 sentences. (E-mail addresses) can be invalid.Logical formLearned from16 sentences. An (e-mail market) can be mobile.Logical formLearned from16 sentences. E-mail may undergo a retention.Logical formLearned from16 sentences. E-mail can be (communication tool).Logical formLearned from16 sentences. Participants may receive an e-mail.Logical formLearned from16 sentences.