Curtis E. Arnold & Beverly Harzog 
The Complete Idiot»s Guide to Person-to-Person Lending 

Forget credit card companies, make it personal!
The Complete Idiot»s Guide® to Person-to-Person Lending fills readers in on what they need to know, such as how person-to-person lending works, who lends and who borrows, and the advantages and disadvantages of Virgin- Money, Prosper, Zopa, and Facebook»s Lending Club.
— M.Loans on Prosper and Lending Club rose to $100 million in 2007; by 2010, the online banking report forecasts $1 billion in person-to-person loan originations.
— Javelin Strategy & Research (Dec. 2007) predicts that the demand for person-to-person lending services may grow from $38 billion to $159 billion over the next five years.