More than 12,000 local police departments were operating in the United States during 2013. A local police department is a general purpose law enforcement agency, other than a sheriffs office, that is operated by a unit of local government, such as a town, city, township, or county.
SaveAs :- Is used to save an already saved document or anything (which you want to save) with a new name. In simple words with Save you save something with SaveAs you create a copy of already saved thing with a new name obviously. I hope you understood the main basic difference. TC.
The first method is Save as button in left bar under File tab (Microsoft Excel 2010/2013) or Office Button (Microsoft Excel 2007). You can click this Save as button to save workbooks as other file types. The second methods is Save & Send button in left bar. In the middle section, you can select the Save & Send options.