Vocabulary Lesson: N.B.

"N.B." is an abbreviated Latin phrase. It stands for nota bene and is commonly used at the end of lengthy blog posts.

Translated, nota bene means note well. In many articles, it serves as an editorial note or "p.s." at the end. From this Zagat FAQ:

In present-day English, it is used to draw the attention of the reader to a certain (side) aspect or detail of the subject on hand, translating it as "pay attention" or "take notice."

This Gothamist article is an example of N.B. in action. You'll see that Gothamist's Dobkin provides a long answer with additional notes at the end.

Additional Information:
Nota bene, Wikipedia
What does N.B. mean?, Zagat Help