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Yes. But he used term which means widespreaded information from wiki.
He is not native english, so all this theme may be misinterpetation.

P.S.

As far as I undertsand now, difference is in "share" or not "share" if buyer is single person or company.
It makes sence.
However I never heard of "off-plan строительство". It seems to me...

Read about "off-plan" english article in wiki. Compare it to "долевое строительство" in russian wiki. It is the same thing at all. Even "risks". It is not my imagination:

There is the difference??

https://en.wikipedia.org/wiki/Off-plan_property
has russian version:
https://ru.wikipedia.org/wiki/Off-plan
This looks strange for me. I thought it is:...