An example apparatus includes a memory to store a usage profile representative of actual portable device usage by persons having similar usage characteristics, the usage profile indicative of accesses to different types of media. The example apparatus further includes a processor to control at least one of a portable device or an emulator to access at least one of media or data when the processor simulates usage of the portable device based on the accesses to the different types of media indicated in the usage profile, detect an advertisement presented via the portable device or the emulator in response to the simulated usage of the portable device, and generate information about portable device advertising based on the detected advertisement.