[Avodah] What was the point of Avrahams tefilla/debate with Hashem about Sdom?

[Zev Sero via Avodah]

On 11/01/2015 04:11 AM, Marty Bluke via Avodah wrote:
> Did he really think he could influence Hashem's decision with
> logical/emotional arguments?

Yes, he did.

> How does this fit into our general understanding of Tefilla?

I don't know about your general understanding of tefllah, but it fits
perfectly into my general understanding of it.   Us'shuvah, usfilah,
utzdakah maavirin es roa` hagezerah.

-- 
Zev Sero               All around myself I will wave the green willow
zev at sero.name          The myrtle and the palm and the citron for a week
                And if anyone should ask me the reason why I'm doing that
                I'll say "It's a Jewish thing; if you have a few minutes
                I'll explain it to you".