It is desirable to provide systems that select prospective consumer contact points producing high advertising effects and that carry out navigation for distribution of a budget among the contact points, taking into account every opportunity to introduce brand information to prospective consumers.The present invention provides methods and systems that accomplish the above objectives by determining purchase processes that correspond to article types, setting phases appropriate to the purchase processes, determining time slots suitable for contacting targets for each phase, and selecting ContactPoints that produce a high advertising effect, for each phase, on the basis of ContactPoint power for each phase calculated on the basis of a ContactPoint potential index, a ContactPoint-wise contact rate index, a ContactPoint/mood affinity index, and the like.