An old mailbox protocol is not a deliverability rule.

Answer An old mailbox protocol is not a deliverability rule. RFC 1176 is the Interactive Mail Access Protocol, version 2, an old mailbox protocol. The document is titled Interactive Mail Access Protocol: Version 2. Do not present it as the protocol mail uses now. A way to read a mailbox is not a rule about a rented letter. It is not a price, a rank, or a person who opted in.

Cream stationery and a teal accent on a dark navy desk — An old access note is not a delivery rule.

The note that started this: RFC 1176, Interactive Mail Access Protocol: Version 2, RFC 1176.

Old specifications attract sellers who want a serious-looking citation. This one is about reaching into a mailbox, under an old design. If you are reading safe solo ads sellers, treat a citation of this document as a warning, not as comfort. The seller is describing mailbox access from another time. You asked which list will receive one letter. Those subjects do not meet. A serious title does not make an old access method into a current send.

The document is a fact about an old specification. It is not a solo ad price, a rank, or proof that a stranger opted in. Do not present it as the protocol mail uses now. If a pitch needs this version in order to sound current, the pitch is not current. Ask what will actually carry the letter, and do not accept this old protocol as that answer. Stop there. Do not fill the gap with a successor the document does not name.

What is RFC 1176?

RFC 1176 is the Interactive Mail Access Protocol, version 2, an old mailbox protocol. The title is Interactive Mail Access Protocol: Version 2. Do not present it as the protocol mail uses now.

In plain words, it is an old protocol for interactive access to a mailbox. Version 2 is the version this document describes. Reading mail that is already in a mailbox is not the same act as sending a solo. A solo is one letter to someone else's list. The reader on that list is not opening your mailbox. They are receiving a letter you rented. The protocol for opening a mailbox does not describe that rental.

Because the document is old, a careful seller does not put it on a current order at all. If you are selling, and this title is in the deck, take it out. Presenting it as the way mail works now is the mistake to avoid. Buyers should hear that correction before they hear a price. A seller who will not correct it is telling you the rest of the pitch may swap objects the same way.

The old protocol is not called the way mail works now.
Mailbox access is not called a deliverability rule.
Version 2 is not offered as proof about the list.
The list, the domain, and the refund line are written in plain words.

Is an old mailbox protocol a deliverability rule?

No. An old mailbox protocol is not a deliverability rule. A way to read a mailbox is not a rule about whether a rented letter is wanted. It is not a rank.

Sellers sometimes use deliverability as a loose word for what happens after they send. This document does not define that word, and it does not earn it. It describes old mailbox access. A buyer who wanted a rule about the rented letter will not find it here, and should not let the seller pretend otherwise. Ask them to return to the list name. If they return to version 2, the meeting is over.

Affiliate mail makes the confusion costly. You think you bought a rule about a letter reaching people who can use the offer. You received a citation about mailbox access. The people, the offer, and the access protocol are not the same thing. Paying as if they were is how a buyer funds a history lesson. The refund line will not save you if it never named the list.

What does the order still have to name?

The list, the sending domain, and the refund line. RFC 1176 is not a solo ad price and not proof that a stranger opted in.

Write the list, the sending domain, and the refund line even if the seller would rather discuss the old protocol. The refund line should cover a send that used a different list or a different domain than the order says. It should not be a debate about which old protocol was mentioned in the pitch. You are not buying a protocol. You are buying one letter, or you are walking away.

For a letter that is supposed to carry an offer, read solo ads for affiliate marketing and then come back to the order. An old mailbox protocol is not a deliverability rule. Do not present RFC 1176 as the protocol mail uses now, and do not pay as if it were.