Cash or freebies are always great! I would opt for something free if the cash was taxable, just another headache at tax time!
Personally, I'd like the cash.
How do you think you will be compensated for your data--perks, cash, service? Which ones are most important to you?
Are you ready to take your analytics program to the next level? It's time to truly put data to work, and take a giant leap beyond the slickest visualization or dashboard.