Craigslist has a lot of scams around that so it would not surprise me if they have rules that weed out those scam posts that you have unknowingly triggered.

Are these scam or worth trying?

Be done right there.There are for sure people out there looking to scam. 

Concern: he's asking me to sign a contract committing to a 1% finders fee at closing.Is this a scam of is it legit?

It definitely felt like a scam and now I am 100% sure it is.

I think there might be some bad debt collection practices if the repayment was solicited when no debt was owed.This sounds like a scam, to be honest. 

It's those maniacs that buy homes cash via quit claim deed off of craigslist that really get screwed.Make sure your property manager is a licensed real estate brokerage.Google Clayton Morris Scam and/or Morris Invest Fraud for a cautionary tale of what not to do when buying turnkey real estateUnderstand you can not eliminate all risk, only mitigate it.

Aside from the regular MLS such as Realtor.com, here are some options:HomePath.com for REO listings, Auction.com (properties listed there are sometimes eligible for conventional financing), Xome Auctions, LoopNet (perhaps not the greatest resource but look anyway), Hubzu although it can be (tedious and confusing), also check your city or county website for auction properties ( a very few may be eligible for conventional financing), HUD Homestore (another tedious process but worth checking)ForSaleByOwner.com (search your area, not all properties listed are on the MLS)4SaleByOwner.com (ditto)Craigslist Toledo OH, real estate for sale by owner listings (beware scams, but sometimes good things show up)Facebook Marketplace for Toledo Ohio, there is a real estate sectionLocal bulletin boards- post a free ad saying what you are looking forBigger Pockets Marketplace!

It's those maniacs that buy homes cash via quit claim deed off of craigslist that really get screwed.Make sure your property manager is a licensed real estate brokerage.Google Clayton Morris scam and/or Morris Invest scam for a cautionary tale of what not to do when buying turnkey real estateUnderstand you can not eliminate all risk, only mitigate it.

Got a scam email today about some "suspicious" activity with my ATM..... weird purchases at Best Buy , gas station etc.......