Methods, devices, and systems for real estate transaction management. Methods may include generating and displaying parts of one or more data sets based on data including a proposal and one more counterproposals for a transaction of real property. The method may include performing data analysis on at least part of the data of one or more of the proposal and counterproposals and generating at least one negotiation analysis data set; and providing at least part of the negotiation analysis data set to a related party. The negotiation analysis data set may be determined in dependence upon a procurement data set associated with a procurement party and representing at least part of a procurement real estate proposal for real property, and a property holder data set associated with a property holder party and representing at least part of a property holder real estate proposal for the real property.