Want to know about fractional investments in properties

We are starting up a marketplace that will help small ticket investors connect with high-appreciation under-construction properties. They will be able to invest in small amounts and own a fraction of the property. We are trying to understand what is the best possible way to structure this kind of a deal with investors in order to reduce the time, physical involvement of investors (signatures etc.), reduce taxes and ensure investor protection. We have heard about Syndicates and Trusts and want to know if they are viable options. But we are open to looking at any other kind of structure