A method of utilizing an intellectual property grouping owned by a patent entity to generate income. The method includes acquiring rights in a first intellectual property asset from a seller on behalf of a patent investment entity, providing compensation to the seller in exchange for the first intellectual property asset, granting less than all of the rights in the first intellectual property asset to the seller of the intellectual property asset in exchange for a stream of payments, wherein granting less than all of the rights in the first intellectual property asset creates residual rights in the first intellectual property asset, and utilizing the residual rights in the first intellectual property asset to generate income for the patent investment entity.