Today I received the following in a carefully designed  email. David 
Publishing is a bait-and-switch scam. You allow them to  edit your paper, then you 
get a big bill for their "work". Their use of English  [below] should be 
enough warning.  I checked--David Publishing is a  scamming operation. Yellow 
highlighting is in the original email   Bob Stewart
 
 
This  is a journal entitled Journal of Literature and  Art Studies (ISSN 
2159-5836) published across the United States  by David Publishing Company, EL 
MONTE, CA, USA. We are glad to know you have  submitted an abstract 
...[goves the name]...at The Seventh International  Conference on the State of Mark 
Twain Studies. We are very interested in  your research and would like to 
publish your new paper in our  journal. If you have the idea of making our 
journal as a vehicle for your  research interests, please send us the English  
electronic version of your paper in MS word format.