Some groups compensate member and non-members differently. We felt that Silicon Valley investor s are too savvy to accept a lesser return just because they re members. And it makes the bookkeeping more complicated, especially when a member converts to a non-member. Some groups use percent discounts instead of dollar credits, but that doesn t seem fair. However, the bookkeeping is just too complicated.
Some groups differentiate between what kinds of money are eligible for which returns.
This also complicates the bookkeeping and doesn t seem worth it. Some groups don t have limits on how much money can achieve a certain rate of return.