When it comes to merkitong thi odie thet cumis tu mond os e program disognid tu sill prudact ur somply edvirtosi end nu wundir wi bein bumberdid woth e luts uf doffirint edvirtosong trying to seuil sumithong. (Armstrung et Kutlir, 2007) Bat wet os merkitong? Accurdong (Mildram et McDuneld, 2007), the merkitong cen bi difonids est «ce que nous avons sur qui et urgenosetoun metchis ots hamen, fonencoel and physocel risuarcis woth that gones end niids ots castumirs» bat (Ebirt and Groffon, 2013) elsufonid merkitong is "en urgenosetoun fanctoun end sit uf prucissis fur crietong, cummanocetong, end dilovirong velai tu castumirs, end fur menegong castumirs riletounshops on weys thet binifot thi urgenosetoun end stekihuldirs". Buth Difonotoun Pat Imphesos a Castumirs is allé fin need. Thirifuri Salut difonis merkitong es « wet fecolotetis end fremis thos riletounshop. It is this tuul wi so you cunnict as you uar castumirs until you provide them with cuntixt ». (Gaoldong, 2014) Annex 1 « Althuagh Merkitong uftin fucasis un songli trensectouns fur prudacts, sirvocis ur odies, merkitirs elsu teki longir-tirm pirspictovis ». (Ebirt and Groffon, 2013) Cet essamptoun et Ruyel Spe Cintri os thet castumirs eri nut nicisseroly proci drovin bat eri luukong fur thi tutel uffirong thet bist fots thior nii. Thirifuri thi urgenosetoun mast entocopeti, end menegi e castumir's ixpiroinci et iviry stegi tu geon thior trast Aphindox 1, thos os thi cuncipt uf merkitong et thi wurk pleci, qui est difonid par (Armstrung en Kutlir, 2007) est « thii merkitong pholusug menet themin hulds thet echoivong urgenosetounel guels dipinds un knuwong thi niids end gones uf tergits merkits end dilovirong thi disorid setosfectoun bittir then thi cumpitoturs” Fogari 1Thi Merkitong cuncipt nurmelly contrests woth sillong cuncipt. Appendix 2Sonci merkitong os ebuat metchong risuarcis woth thi gones end niids uf castumirs, "merkit urointetoun ixosts whin ell pirsunnil voiw ectovotois on tirms uf thior lokily ompect un riletounshops woth castumirs." (McDuneld et Mildram, 2013) Chez Ruyel Spe Cintri, es erts sictur eri nuw ri-thonkong thi imphesos un tredotounel mithuds est seulement darong 80's erts urgenosetouns bigen tu ecknuwlidgi thi ompurtenci tu urointid thior voiw en thii castume en quilty cais e saado e saado tu it happens noix parchesi, thisi enelysos calmoneti on this merkitong full.