In practice
The PPM is usually issued with the LPA and subscription agreement, and its summary of terms is meant to track the LPA, which controls if the two conflict. Much of it is written to meet securities-law disclosure duties, which is why the risk factors and the conflicts-of-interest section run long. Managers sometimes call it an offering memorandum or confidential information memorandum.
An example
Round numbers, not a real fundSay a manager launches a $500 million fund. Before an investor signs, it receives the PPM, which sets out the strategy, the fees and the risks of losing money.
Why it matters
It is where a manager must disclose the risks, which is why investors and their lawyers read it closely.
A definition, not advice; where usage varies the entry says so. Something wrong? Tell the desk.