For example in my city some older outside plumbing pipes in the 70's and earlier are clay and tree roots can grow into them.

I drove an older but decnt truck, ate well but cheaply etc.....Not sure what the labor market is in your area, but around here, small town WI but touristy and industrial, employers are BEGGING for more workers at $10-15 hour plus.

My two humble cents...one thing I can say is that the weather is very wet and rainy in Portland.. and basements can be or become a big issue especially in older homes, but even in relatively more recent homes.

I'm not exactly sure where you convert it over but its somewhere along the lines of either data, insert, or file -> open -> text files for older versions.

Windows on older houses (old wood, etc. may be ok for a few years but I eventually replace). 

I've used this book for a while now as a reference:Landlord's Legal Guide in Pennsylvania (Legal Survival Guides) https://www.amazon.com/dp/157248666X/ref=cm_sw_r_c...Always consult a legal professional if you have some serious problems.Here is the older cheaper version.The Landlord's Legal Guide in Pennsylvania (Legal Survival Guides) https://www.amazon.com/dp/1572482451/ref=cm_sw_r_cp_api_piEsxbZRW2BHN

Also, older units will force the tenant to spend a lot more money on their PG&E bill.

For management, 10% of monthly rent: 90x12x10 = $10,800Maintenance: I think the maintenance for the older units is not represented in the #s above.

(and the 6 month seasoning is up) Should I wait until the county does their appraisal and then do the bank appraisal?

Performing notes are sold for 60‰,or more,  they are sold at a discount because the seller most likely bought this note as a NPN, seasoned the Note and is selling it as a performer.