Abstract: Embodiments of the present disclosure provide for improved determination of adjustment unit allocation(s). For a particular user profile and electronic item representation, embodiments determine a recommended adjustment unit allocation particular to a transaction for that user profile and particular electronic item representation that increases and/or maximizes a particular goal metric while simultaneously maintaining or minimizing the decreased likelihood for a user to initiate such a transaction, or maximizing the likelihood that the user will initiate such a transaction. Embodiments of the present disclosure utilize allocation models specially configured for each user and prospective transaction for a particular electronic item representation.