learning how to import the right way..

1.Copy as DNG- image will be copied to a DNG format.
Copy-Image file will be copied to a original format.
Move-image files will be move to a original format.This is unavailable  in some cases like importing from memory card.
Add-files will not be moved or copied. Lightroom will just add them to your working catalog.This os unavailable if you import directly from memory card,etc.

2.Copy as DNG, and Copy.
3.The last section identifies the location of where the import process will store files.