Email crossword puzzles

A great idea! Here are some email crossword puzzle ideas:

1. Daily Crossword

2. Themed Crosswords

3. Crossword Challenges

4. Crossword Club

5. Customizable Crosswords

6. Crossword Newsletters

7. Crossword Games

These are just a few ideas to get you started. You can customize and combine these ideas to fit your brand and audience. Good luck with your email crossword puzzle venture!