Download any podcast app and listen to them all.

and to review landlord forms I've downloaded from Bigger Pockets to ensure they meet MN legal requirements .Anyone have a referral for me? 

Again, this is not a big deal and can be downloaded from various landlord association websites.Bottom line, make sure the walls are all properly sealed.

I have experience with many facets of residential construction and property preservation.I am looking to break into the Real Estate market by purchasing single or multi-family homes to improve and then rent them out or sell them.I've downloaded several Bigger Pockets podcast episodes and listen to them while working on client projects and in my home gym. 

I talk about discovering your passion and how that aligns with your goals and REI strategies in my 10 Step Guide for Buying and Holding a Small Multi-Family Rental Property (now available for download in the FilePlace).You've taken the right first step (joining BP).

It will convert pictures of paper invoices or whatever into PDFs on the fly wherever you are and you can email them to yourself, then either put them in an email folder for each property, or what I do, download them from email and save them in dropbox (I prefer this over google drive) which uses normal windows folder, and organize digital folders for each property and have subfolders for insurance, loans, tenants, appliances, repairs, you name it.

I talk about this in my 10 Step Guide to Buying & Holding a Small Multi-Family Rental Property that is now available for free download in the FilePlace -> eBook section. 

Sorry in advance for the low res image. you can right click and download and zoom in for better view...

Is that something I have to buy or can I download for free from a website?

It downloads a blank spreadsheet.