As a few others have mentioned I think the 15% fee for MTR is the typical industry standard but it can depend on the area

In your experience, do higher-quality videos result in faster sales or better offers, or are they more about building long-term brand recognition?

Knowing a ball park figure can help me pick a price I will see if the homeowner will accept because there is alot of needed work)What kind of project planning should I do to make this an efficient project and reduce cost but keep quality?

What quality neighborhoods are you thinking of?

Europe has much more relaxed drinking standards than the US. 

As far as the quality of advice at a bigbox store - it is highly variable.

My wife and I are looking at buying a property that we can live in and fix up (cosmetically) and then either rent it out as a standard SFH or as a short term rental. 

How do you typically balance cost versus quality when outfitting a property?

I'm not the person to answer your primary question on the quality of investment opportunity - but I'm sure other will chime in.  

Hi @Kevin Duong,I have not used demountable walls before, but I would say to be very careful to make sure that the units are still meeting the legal standards to be considered a bedroom.