Here's some generic guidance.Software is a common question on BiggerPockets.

Based on the graphic presentation of that ad, it shows Robert Kiyosaki, so I thought it would be great to attend this free event and meet him (similar meet the author events are very common here in NYC, so I didn't give it a second thought).

Common utilities paid by the landlord will be similar if not the same; standard services (extermination, changing filters, snow removal, fire safety inspections etc.) will cost the same.Expenses will vary depending on the market.

Seeing a $100-300 increase on a single unit is common in NJ.  

House hacking is not only a phenomenal move for investors starting out, but it's a common strategy in expensive markets like Boston.

Bitcoin is something that could become a reality as a common viable means of payment, but as of now, it is not something I would accept. 

For instance my 90 lot subdivision at one point I had 90 legal descriptions and parcels on one master deed.. as I sold them off we just deeded them out separately.. its super common especially in older platted cities were lots might have been small like 25 X 100 and someone bought 3 of them and then built one home on all three.. some places they force merge them others you can go back and recreate the Old lots of record.. there is millions upon millions made by those that know how to find shadow plats and bring to life underlying parcels.

A person living independently or a group of persons living as a single household unit using housekeeping facilities in common, but not to include more than three persons who are unrelated by blood, marriage, adoption, or foster-child status, or are not Life Partners.Splitting the building into two 4 bedroom units is not allowed. 

Quote from @Tessa Tsui: Software is a common question on BiggerPockets.

they DONT  these guys are trainers there is huge money in it far more than they could make actually wholesaling .. think about it the amount of properties that can be wholesaled is quite small actually very very narrow real estate nicheThe amount of dreamers who want to  make money wholesaling and then buy rentals then retire ( this is a common theme among those who start the wholesaling gig).