You are probably familiar with the phrase "beggars can't be choosers." In case you have never heard it before, it means that if you are in dire need of something, you don't get to be picky and make additional demands from the people who are kind enough to provide it to you.
Most people understand that that's the way it goes and are grateful to those who reach out to help. Others, not so much.
If you've ever tried to sell something online, you have probably experienced your own "choosy beggar" story — someone claims to need something and shows interest in your listing, but when it comes to the actual transaction, things start to go haywire. If you have been lucky enough to avoid such an interaction, then congratulations!
Here are a bunch of examples of "choosy beggars" that other people have dealt with. Get ready for your blood to boil.