Should the periods be omitted in e.g. and i.e.? Is it totally incorrect to do so?

John wanted more to life, ie, he wanted a wife and kids.

Bring to the picnic what most people snack on, eg, apples, oranges, and pretzels.


Detailed puncutation rules are a matter of style and your choice should be governed by the context of your writing. There are style guides to cover different writing contexts. Businesses have them so that their publications will be consistent across different authors.

For academic writing, Perdue cites "MLA (Modern Language Association) Style Manual and Guide to Scholarly Publishing" which has the guide:

Use periods between letters without spacing if each letter represents a word in common lower case abbreviations:

a.m., e.g., i.e.

See: http://owl.english.purdue.edu/owl/resource/747/11 /
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Both abbreviations require two periods in formal English. Who knows what may be omitted in texting!
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I usually omit them, and the following comma as well.

On the other hand, if I were writing very formally, for example in a university essay, I wouldn't use these abbreviations at all.

Hi, goronsky.

Was that, "Never omit them" or "Never use them" ??

- A. Emotion: smile
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 AlpheccaStars's reply was promoted to an answer.
victo Is it totally incorrect to do so? [to omit them]
Your answer seems to be shaping up as "No." Emotion: smile
Never omit them!
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goronskyNever omit them!
Thanks, G.
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