Each contained historic use permits and have continually operated as 3- family buildings.  

If the property contains a residential structure, you can do any necessary repairs to make the property habitable (but not upgrades) and the VALUE (not the cost) of those repairs is an additional charge if there is a redemption.

Upon receipt of a $10,000 wire transfer or certified check, which would be applied toward the commitment fee, we would provide you with a draft of a loan commitment containing the terms and conditions to be reviewed by you and your counsel.

Zipcodes don't work too well as they are large and contain many variable areas.

I may not be well-versed in Michigan's laws, but if the lease you both signed contains that language, then you are bound to adhere to it.

On a single SF investment many newbies use a spreadsheet, which is fine and containable. 

Has anyone ever used conex / shipping containers as mini storage?

In that case, you might want to engage the city to encourage better use of trash containers with lids, talk with the hauling company, etc.

However, it seems I can buy a shipping container of vinyl plank flooring direct from China at a significant discount.

It contains hundreds of files such as ebooks, checklists and spreadsheets for real estate investors: https://www.biggerpockets.com/filesGood luck investing.