By skyforbes 
Things to know
– they do NOT take up property slots
– all 3 share same pets, so you can only have 1 dog and cat overall
– all 3 share same AI (cannot have Angel in one and OG in the other
– do not have to repurchase security
– customization isn’t restricted to just one (in other words if you put one trophy or plaque in one mansion you can still put it in the others)
– do not have to repurchase those $90k paintings (tho idk why you’d have same one for all of them)
– the Michael & Amanda cutscene only happens with your first mansion
– they do NOT take up property slots
– all 3 share same pets, so you can only have 1 dog and cat overall
– all 3 share same AI (cannot have Angel in one and OG in the other
– do not have to repurchase security
– customization isn’t restricted to just one (in other words if you put one trophy or plaque in one mansion you can still put it in the others)
– do not have to repurchase those $90k paintings (tho idk why you’d have same one for all of them)
– the Michael & Amanda cutscene only happens with your first mansion
General mansion things to know:
– 20 total garage space
– driveway and podium slots count towards the 20 unfortunately
– can’t enter podium car, have to move back to garage to enter it
And that’s about it. Theres definitely more but those are the things that caught my attention. I definitely grinded too much, still have 130m and started with 180m