(2) When the unit sales agreement is fully executed by all parties, the developer shall deliver to the purchaser a copy of the fully executed agreement which contains the "Notice to Purchaser" required by ORS 100.740.
(3) The developer shall deliver to the purchaser prior to the conveyance of the unit by deed, lease or contract any ground leases, leases with the association for recreation or parking facilities and escrow instructions applying to the transaction.
(4) The developer shall take a receipt from the purchaser upon the delivery of the documents referred to in subsection (1) of this section, and such receipts shall be kept on file within this state by the developer or the agent of the developer subject to inspection by the Real Estate Commissioner for a period of three years from the date the receipt is taken. [Formerly 94.406]