| Answer | Crossword Clue |
|---|---|
| SIR | Business letter addressee, perhaps |
| SIR | Business letter addressee |
| SIR | Business letter addressee, sometimes |
| INC | Business letter abbr., perhaps |
| ENCL | Abbr. on a business letter, perhaps |
| SIR | Formal letter addressee |
| SIR | Letter addressee, often |
| MADAM | "Dear" letter addressee |
