Many non-profits began their data management using spreadsheets. Yours may still use them, but there are many reasons to move away from them and into donor management software, as you may be aware. If you're having trouble convincing others of this, you may want to use one or the other of these linked articles as good examples.
Why NOT convert?
One of the big stumbling blocks to converting to a better system seems to be the old argument of "we would have to re-enter all that information, and no one has time to do that!". Well, in FundRaiser there is a file menu option that allows you to import from other file formats. Here are some quick tips and tricks on how to do that efficiently and successfully: