What is another word for third-class mails?
Pronunciation: [θˈɜːdklˈas mˈe͡ɪlz] (IPA) 
Third-class mails, also referred to as bulk mails or standard mails, are typically used for sending large amounts of pieces at a reduced cost. However, there are several synonyms for third-class mails, depending on the context in which they are being used. For example, direct mail is a synonym used in marketing to refer to third-class mails with promotional offers. Admail and junk mail also describe unsolicited promotional mail. Non-profit organizations may use the term non-profit mail for their third-class mailings. In summary, third-class mails have various synonyms such as bulk mail, standard mail, junk mail, direct mail, or non-profit mail, depending on the sender's motives and the recipient's perceptions.
