It's time again for us to share industry holiday greetings with our readers.

Below are some of the Christmas cards -- some electronic, some physical -- that we've received in the last couple of weeks. Can you figure out who sent them? I've obscured most company names and logos -- check page two for the answers and unmodified images.

1.)

2.)

3.)

4.)

5.)

6.)

7.)

8.)

9.)

10.)

11.)

12.)

13.)

14.)

15.)

16.)

17.)

18.)