This has been the best resource I have found for gaining applicable knowledge for real estate investing, consider it your first good decision in REI! 

The k&t was found in the attic.

The few I've found who offer this charge rates SFR investors can't afford because they are built for MFR institutional investors. 

I have found the best way to control costs is to have a detailed material sku sheet.

Send them a letter telling them you found their house to be apparently vacant.

What some people have suggested here (telling the seller that you'll bring them a buyer, etc. etc.) would be considered brokering a real estate transaction in Ohio (where I am) and would result in a nice, large, fine if the State found out.Most of this advice has come from folks whose words seem to indicate a dislike of wholesalers and wholesaling.  

Per online sources I also found this, "The average American mortgage refinance costs between 3 and 6 percent of the home loan's value.

. - Places I've found off-market MF larger than 4 units in the past year: Craigslist, local REIA and pocket listings from commercial brokers. 

For me, I found that they were willing to be more flexible and find options when problems arose instead of saying no.  

I'm new to MLS and will need help on good areas for this type of investment, what to look for on the properties found and also how to know the deals are good deals.Any advice from anyone who is experienced in this area will highly be appreciated.Thanks.Theresa