Is there an easy way to rename a group of photos?

Yes. First, it's best to organize your photos into folders based on the subject matter or date of the photos. For example, if you have photos of your child's 4th birthday party, your vacation, and your brother's wedding, then you might want to create folders called: 4th Birthday, Vacations - 2005, and Jim's Wedding.
Now with your photos categorized, renaming them all at once is easy. Just follow these steps:

Downloading and working with digital photos

Art lovers who liked this also liked:
frank art
frank canvas prints
frank framed prints
frank acrylic prints
frank metal prints
frank prints
frank posters
frank greeting cards
frank photos

main art
main canvas prints
main framed prints
main acrylic prints
main metal prints
main prints
main posters
main greeting cards
main photos

avenues art
avenues canvas prints
avenues framed prints
avenues acrylic prints
avenues prints
avenues posters
avenues greeting cards
avenues photos