<Ol> <Li> Use of the comma is consistent with conventional practice . </Li> <Li> It matches the spoken cadence of sentences better . </Li> <Li> It can resolve ambiguity (see examples below). </Li> <Li> Its use is consistent with other means of separating items in a list (for example, when semicolons are used to separate items, a semicolon is consistently included before the last item even when and or or is present). </Li> <Li> Its omission can suggest a stronger connection between the last two items in a series than actually exists . </Li> <Li> In order "to prevent any misreading that the last item is part of the preceding one". </Li> </Ol> <Li> Use of the comma is consistent with conventional practice . </Li> <Li> It matches the spoken cadence of sentences better . </Li> <Li> It can resolve ambiguity (see examples below). </Li>

When do you not use an oxford comma