GetOpenFilename and GetSaveAsFilename are useful dialogs to use within Excel VBA procedures when your procedure needs to know the filename of a file to open or save. I have encapsulated each into functions that add to their functionality, and make then simpler to use in my procedures.
Note that both GetXxxxFilename functions return file names. They [...]

In Data Visualizations Related to Gas Prices, Tony Rose of Support Analytics Consulting shows a series of visualizations he’s culled from the web, all related to gasoline prices. One infographic stuck out, partly for its overuse of chart junk, and partly for Tony’s interpretation. Here is the original chart, which Tony took from www.thebiblog.com, followed [...]