People use abbreviations for words that they write a lot.
It is rare to use abbreviations for names of months.
When the Giants write out their plays, they sometimes use abbreviations.
Explained in 2000 that he began using the abbreviation "Ed."
But fund companies are notorious for using unintelligible abbreviations or account numbers.
The pizzeria agreed to use the abbreviation for restaurant services only.
She used abbreviations and a torrent of jargon he couldn't follow.
They spell out letters, sometimes using abbreviations for frequent words like "what" and "you."
Students do not habitually use abbreviations in their homework or examinations.
It is permissible to use abbreviations provided they are accepted and intelligible.