User talk:202.84.42.69

May 2015
Hello, I'm Materialscientist. I wanted to let you know that I undid one or more of your recent contributions to Job costing because it did not appear constructive. If you would like to experiment, please use the sandbox. If you think I made a mistake, or if you have any questions, you can leave me a message on my talk page. Materialscientist (talk) 09:31, 10 May 2015 (UTC)
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Reference errors on 27 June
Hello, I'm ReferenceBot. I have automatically detected that an edit performed by you may have introduced errors in referencing. as follows: Please check this page and fix the errors highlighted. If you think this is a false positive, you can [//en.wikipedia.org/w/index.php?action=edit&preload=User:A930913/RBpreload&editintro=User:A930913/RBeditintro&minor=&title=User_talk:A930913&preloadtitle=ReferenceBot%20–%20&section=new report it to my operator]. Thanks, ReferenceBot (talk) 00:21, 28 June 2016 (UTC)
 * On the Ullapara Science College page, [//en.wikipedia.org/w/index.php?diff=727206657 your edit] caused a missing references list (help | help with group references) . ([ Fix] | [//en.wikipedia.org/w/index.php?title=Wikipedia:Help_desk&action=edit&section=new&preload=User:ReferenceBot/helpform&preloadtitle=Referencing%20errors%20on%20%5B%5BSpecial%3ADiff%2F727206657%7CUllapara Science College%5D%5D Ask for help])

June 2016
Hello. This is a message to let you know that one or more of your recent contributions, such as the edit you made to Ullapara Science College, did not appear constructive and has been or will be undone. Please take some time to familiarise yourself with our policies and guidelines. You can find information about these at our welcome page which also provides further information about contributing constructively to this encyclopedia. If you only meant to make test edits, please use the sandbox for that. If you think I made a mistake, or if you have any questions, you may leave a message on my talk page. Thank you. Paul2520 (talk) 03:17, 29 June 2016 (UTC)
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Recent edit to Candy making
Hello, and welcome to Wikipedia. I noticed that you made a change to an article, Candy making, but you didn't provide a reliable source. It's been removed for now, but if you'd like to include a citation and re-add it, please do so! If you need guidance on referencing, please see the referencing for beginners tutorial, or if you think I made a mistake, you can leave me a message on my talk page. Thank you! Materialscientist (talk) 09:57, 13 November 2016 (UTC)

January 2017
Hello, I'm Materialscientist. I wanted to let you know that one or more of your recent contributions to Barcode have been undone because they did not appear constructive. If you would like to experiment, please use the sandbox. If you think a mistake was made, or if you have any questions, you can leave me a message on my talk page. Materialscientist (talk) 12:17, 31 January 2017 (UTC)
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