A customized group tour development system includes a server configured to execute a customized tour application. The customized tour application includes a sales module configured to generate a tour proposal for a custom tour as a function of a customized tour framework. The customized tour application may also include a client module that is configured to be enabled to allow creation of a group list within the customized tour framework. The group list may include participants in the custom tour. An operations module is also included in the customized tour application. The operations module is configured to develop the customized tour framework into a fully detailed customized tour.