whooo boy -- here is the wikipedia article,
]Error
As you can tell from the article, there is a lot of controversy over the effect of "bounties" had on brokers, lender quality, and even the current problems with MBSs.
I suspect the info you copied is from a large 'money center bank' -- perhaps in response to a question about the current situation with regard to falling interest rate.
For people that are shopping for a refi it is important to consider the INTEREST RATE of their new loan, the SIZE of the loan, the TOTAL out of pocket costs, their LIKELY time before moving -- together these things will enable a homeowner to determine the "pay back" period on refinancing.
The details of YSPs really should not be a concern, as the compensation of the loan originator can be done in variety of ways, none of which should matter to the borrower.
That said, for the purposes of ANALYSIS clues about the incentives being offered MAY help borrowers decide in lenders believe rates will be stable or declining...