A method for security and/or automation systems is described. In some embodiments, the method may include detecting departure data relating to at least one of an occupant and a premises, identifying a likelihood of an absence in relation to the premises based at least in part on the departure data, and sending a confirmation request based at least in part on the identifying for the occupant associated with the premises to confirm the absence. In some cases, the absence may include the premises being unoccupied for at least a portion of a predetermined time period. The predetermined time period may include at least one night.