This Practice Note is part of the Lexis+® UK Corporate Private equity buyout transaction collection. Timing Preparation of a first draft of the investment agreement (IA) and articles of association (Articles) can begin at any time after the main commercial transaction terms have been agreed and the heads of terms (for the equity component of the transaction) have been signed. Often, though, commencement is delayed until the drafting of, and negotiations to agree, the share purchase agreement (SPA) are well advanced and the private equity investor has some certainty that the transaction will proceed before incurring further costs on documentation. In addition, the due diligence and disclosure process will run concurrently with the drafting and negotiation of the IA and Articles. Warranty and indemnity cover in the IA is significantly lighter than that under an SPA, however the process is much the same. Generally, the investor's lawyers will prepare the first draft of the IA and Articles and submit them to target management's lawyers for mark-up. Management will generally have its own independent