There has been lots of talk recently (hangouts, posts, videos in the Google+sphere) about Excel workbooks and Google Spreadsheets (and of course csv or comma separated value sheets - basically the generic version) with genealogy. Some have discussed how they download information from the various websites (FamilySearch, Ancestry, FindMyPast, FreeBMD, etc.) and put that data into a csv file of choice. I have a couple of examples on my YouTube channel as well as a video with 20 tips for Excel. And we know (or should know) that Legacy allows us to perform advanced searches and serve up our results in text, pdf and/or csv files . Oftentimes if we are acquiring data and not quite ready to put it into our family database file, a csv file is a good place for it. I use Excel workbooks for my specialized research and add a column to the workbook for my Legacy RIN and/or MRIN. That way I have a method of keeping track of individuals. I know others (Julie Goucher, Jill Ball and JL Be...