A method of marking a plurality of packages of articles, especially consumer articles, such as cigarettes or the like, the method comprising: providing a plurality of packages of one or more articles, the package comprising an enclosure, especially a container, that accommodates the one or more articles; providing a first wrapping material and individually or separately wrapping the packages with the first wrapping material; collecting and/or arranging the plurality of wrapped packages into a group; providing a marking on a region of the enclosure after wrapping the package with the first wrapping material; and providing a second wrapping material and wrapping the group of wrapped packages with the second wrapping material before the step of providing a marking on a region of the enclosure of at least one, and preferably each, wrapped package; wherein - the step of providing a marking on the region of the enclosure comprises irradiating the wrapped packages with a laser beam, wherein the first wrapping material is substantially transparent to the laser beam, at least in the region to be marked, wherein - the second wrapping material is substantially transparent to the laser beam, at least in each region; and - one or both of the first wrapping material and the second wrapping material is selected from the group consisting of: polypropylene, polyethylene, poly-ester, polyvinylchloride, and bio-plastic such as polylactic acid, cellulose acetate, and cellophane. providing a plurality of packages of one or more articles, the package comprising an enclosure, especially a container, that accommodates the one or more articles; providing a first wrapping material and individually or separately wrapping the packages with the first wrapping material; collecting and/or arranging the plurality of wrapped packages into a group; providing a marking on a region of the enclosure after wrapping the package with the first wrapping material; and providing a second wrapping material and wrapping the group of wrapped packages with the second wrapping material before the step of providing a marking on a region of the enclosure of at least one, and preferably each, wrapped package; wherein - the step of providing a marking on the region of the enclosure comprises irradiating the wrapped packages with a laser beam, wherein the first wrapping material is substantially transparent to the laser beam, at least in the region to be marked, wherein - the second wrapping material is substantially transparent to the laser beam, at least in each region; and - one or both of the first wrapping material and the second wrapping material is selected from the group consisting of: polypropylene, polyethylene, poly-ester, polyvinylchloride, and bio-plastic such as polylactic acid, cellulose acetate, and cellophane. - the step of providing a marking on the region of the enclosure comprises irradiating the wrapped packages with a laser beam, wherein the first wrapping material is substantially transparent to the laser beam, at least in the region to be marked, wherein - the second wrapping material is substantially transparent to the laser beam, at least in each region; and - one or both of the first wrapping material and the second wrapping material is selected from the group consisting of: polypropylene, polyethylene, poly-ester, polyvinylchloride, and bio-plastic such as polylactic acid, cellulose acetate, and cellophane.