Although a preposition at the end of a sentence may be used informally, consider deleting the preposition for a more formal or traditional tone.
Although "to be able to" may be used informally to mean "can," consider replacing the phrase with the more concise "can." ...
Although "under" may be used informally when you mean "less than" or "fewer than," consider using "less than" or "fewer than" ...
Although "way," "way too," "real," "mighty," "plenty," and "awfully" may be used informally, consider rewording your sentence ...
Although a preposition at the end of a sentence may be used informally, consider deleting or repositioning the preposition ...
Although a preposition at the end of a sentence may be used informally, consider deleting the preposition for a more formal ...
Although phrases such as "Where on earth" or "What the heck" may be used informally, reword your sentence for a more formal ...
Although sentences beginning with "also," "too," "so," or "though" may be used informally, use the suggested replacement ...
Although sentences beginning with "and," "but," "or," or "plus" may be used informally, use the suggested replacement for ...
Although the marked word or phrase may be acceptable in some situations, consider the suggestion that includes both men and ...