Unfortunately, we do not have the capability yet. But it is something we are thinking about.
No, you cannot, just as you cannot "unrecommend" a user.
Yesss
if someone there has a computer then yes.
Yes, if you have patience
Every time someone is genuinely helped by an answer given on WikiAnswers, we know that it is not a failure.
No. Chatting is not against the rules of WikiAnswers.
Someone elses delete's their answer.
If someone is claiming to be you on their WikiAnswers profile, please contact WikiAnswers @ Answers.com (no spaces).
This question in not appropriate for WikiAnswers.
You write your answer
There is a high probability that someone on wikianswers has written an essay on it. That does not mean that they still have it available. If you are asking for someone to write an essay for you then that is not the purpose of wikianswers. Wikianswers answers questions it does not do your home for you. There is a word for that. Cheating.
Wikianswers is a public community. Anyone can ask questions and anyone can answer them. If you have any question you can post it in wikianswers and someone who knows the answer to your question would respond.