I guess my question did not emphasize the "non-standard" enough. I have purchased many domain names that fall in the $10~$20/year price range without any proble

I guess my question did not emphasize the "non-standard" enough. I have purchased many domain names that fall in the $10~$20/year price range without any problem. I am most curious about complex domain name purchases and the experiences people have had - things that work and things that have not worked.