Abstract: A method for processing an attempted payment made using a mobile device includes receiving information about the attempted payment, receiving data indicative of a behavior of a user of the mobile device at the time of the attempted payment, computing a likelihood that the attempted payment is fraudulent, based on a comparison of the behavior of the user to an historical behavior pattern of the user, and sending an instruction indicating how to proceed with the attempted payment, based on the likelihood.

Abstract: A method for ranking online reviews includes: performing an internet search on a search term provided by a user to find online reviews, determining users that wrote the online reviews (i.e., reviewers), performing an internet search for the reviewers to find online reviews by the reviewers, determining characteristics from all the found online reviews that are most relevant to the user, presenting the determined characteristics to the user for applying weights to each characteristic, and ranking the online reviews based on the applied weights.