Ask your tenant to use smell minimising products.

Investors should therefore exercise significant care when choosing their Qualified Intermediary because of the critical role the company will play in the administration of their 1031 Exchange transaction.It is extremely important to note that 1031 Exchange Qualified Intermediaries are generally not required to be licensed, regulated, audited or otherwise monitored by any regulatory body.

Quote from @Brandon Croucier: No products 5% down on 2nd homes or investment, it not 08' just yet.

So, proper screening is EXTREMELY important!

We do engineer hardwood and no Lux viynl like our competitors So all these things probably cost me 25k pre house but we have been selling them for 100k higher than Lennar for same sq ft and have created the highest priced development in town. we are approaching 400 a foot for finished product which was unheard of in Canby Oregon.U can see the homes and the finishs if you go to  Ivyridgeestatescanby  dot com. 

its funny how this changes with time and the market on BP  if you asked this question 5 to 7 years ago you get drowned out with the cash flow is the ONLY thing and appreciation is for gamblers my self I have always been about making appreciation games in RE.. by either value add building a new product or buying foreclosure and flipping or lending money and getting instant 12% plus returns . 

Your current numbers make no sense (600K property at 70% is 180K down and 420K financed, but four 300K properties at 95% is 60K down and 1.14M financed).The odds of finding someone to loan 95% on four investment properties is extremely slim.

So at a glance (quick), this seems to be interior products and finishes?

The best way to develop a solid SOW is this - you start off with what you are visualizing in your head, send drawings, pictures and products that you like.

He has millions of dollars invested in his property and must be extremely careful that he doesnt't rent it to a person who is a crazy failure.