By forming a separate LLC to own and hold each legally titled separate property or business entity, theoretically only the assets owned by a specific LLC would be subject to claims or lawsuits arising against that LLC.

Everything is negotiable UNTIL you sign that legal document - even what and how you pay the person doing the work of marketing your property.Consider cost vs. reward before you think, "I don't want to pay a commission."

Both have their own unique advantages and can offer great potential for real estate investing.

Here's what I've observed: in the areas with the best growth potential (for both rents and appreciation), existing small multifamily is very scarce.

Appreciation potential certainly may be there but are you ok with neutral or negative cash flow?

Specifically looking for a cross-border accountant, and legal counsel to ensure I get the right paperwork sorted to minimize double taxation, and related cross-border issues.Any other Canadian investors have experience with this, or accountants here who specialize in supporting with this?

Big difference in time commitment, risk, and potential profits 

Reasonable priced major city but looking at other cities now potentially but haven’t invested the time into understanding another market yet.  

Factors like zoning regulations, property size, and potential impact on your primary residence need to be considered.The ADU process can take time.

Also I have the potential to buy the neighbors lot of another acre guessing I could get it for $300-400k.