# bartenders... any theory behind customers leaving some of their draft beer behind when they go?

**URL:** <https://boards.straightdope.com/t/bartenders-any-theory-behind-customers-leaving-some-of-their-draft-beer-behind-when-they-go/661338>\
**Category:** In My Humble Opinion\
**Created:** [June 19, 2013, 5:47am UTC](https://boards.straightdope.com/t/bartenders-any-theory-behind-customers-leaving-some-of-their-draft-beer-behind-when-they-go/661338 "2013-06-19T05:47:54Z")\
**Posts on this page:** 5\
**Page:** 2

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**Author:** ![snowthx](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/snowthx/32/10660_2.png) [@snowthx](https://boards.straightdope.com/u/snowthx)\
**Post date:** [June 19, 2013, 5:06pm UTC](https://boards.straightdope.com/t/bartenders-any-theory-behind-customers-leaving-some-of-their-draft-beer-behind-when-they-go/661338/21 "2013-06-19T17:06:19Z")

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It’s a small sacrifice of thanks to the beer Gods.

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**Author:** ![silenus](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/silenus/32/166_2.png) [@silenus](https://boards.straightdope.com/u/silenus)\
**Post date:** [June 19, 2013, 5:17pm UTC](https://boards.straightdope.com/t/bartenders-any-theory-behind-customers-leaving-some-of-their-draft-beer-behind-when-they-go/661338/22 "2013-06-19T17:17:12Z")

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> [@snowthx](#):
>
> It’s a small sacrifice of thanks to the beer Gods.

Ninkasi thanks you, as does the kid I tutor in my spare time.

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**Author:** ![Eonwe](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/eonwe/32/240_2.png) [@Eonwe](https://boards.straightdope.com/u/Eonwe)\
**Post date:** [June 19, 2013, 5:23pm UTC](https://boards.straightdope.com/t/bartenders-any-theory-behind-customers-leaving-some-of-their-draft-beer-behind-when-they-go/661338/23 "2013-06-19T17:23:07Z")

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> [@Win\_Place\_Show](#):
>
> [bolding mine] Your last comment is irrelevant. Been a long time since I saw someone pay $5 for a glass of water, and then “leave it half-finished”.
> 
> In any event, this question has been “asked and answered”, specifically by **EatTheSun** and **Gleena**. As many times as I’ve seen this happen, I thought there was “something behind it”. Apparently there isn’t - so no big deal.

Have you never seen people leave food on their plate? My counter question to your OP is, “why is there anything weird or confusing about leaving unfinished alcohol as opposed to any other unfinished consumable?”

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**Author:** ![Cinnamon\_Imp](https://avatars.discourse-cdn.com/v4/letter/c/58956e/32.png) [@Cinnamon\_Imp](https://boards.straightdope.com/u/Cinnamon_Imp)\
**Post date:** [June 19, 2013, 5:38pm UTC](https://boards.straightdope.com/t/bartenders-any-theory-behind-customers-leaving-some-of-their-draft-beer-behind-when-they-go/661338/24 "2013-06-19T17:38:54Z")

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> [@Gleena](#):
>
> Warm beer is icky. If mine gets warm, I leave the rest.

Yup, and it’s probably half spit by then too. Yeuch.

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**Author:** ![pravnik](https://avatars.discourse-cdn.com/v4/letter/p/8edcca/32.png) [@pravnik](https://boards.straightdope.com/u/pravnik)\
**Post date:** [June 19, 2013, 5:51pm UTC](https://boards.straightdope.com/t/bartenders-any-theory-behind-customers-leaving-some-of-their-draft-beer-behind-when-they-go/661338/25 "2013-06-19T17:51:46Z")

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It’s so when they get home and their wives ask “did you stop at the bar on the way home and drink a beer?” they can tell them “no, dear, I did not.”

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