This specification describes a method comprising determining an orientation of a first apparatus with respect to a second apparatus (S6.2) based on at least one radio frequency packet passed wirelessly between the first and second apparatuses, and causing performance of an active scan for the second apparatus or a third apparatus associated with the second apparatus (S6.5) only if it is determined that the orientation of the first apparatus with respect to the second apparatus satisfies at least one predetermined condition (S6.3).