User talk:Cristobal.sierra.lewin

Welcome!
Hello Cristobal.sierra.lewin and welcome to Wikipedia. We appreciate encyclopedic contributions, but some of your recent contributions, such as your edit to the page Point of sale, seem to be advertising or for promotional purposes. Wikipedia does not allow advertising. For more information on this, please see: If you still have questions, there is a new contributor's help page, or you can write   below this message along with a question and someone will be along to answer it shortly. You may also find the following pages useful for a general introduction to Wikipedia: I hope you enjoy editing Wikipedia! Please sign your name on talk pages using four tildes ( ~ ); this will automatically produce your name and the date. Feel free to write a note on the bottom of my talk page if you want to get in touch with me. Again, welcome! Logical Cowboy (talk) 22:50, 9 September 2012 (UTC)
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