Cost - $4,200 for a 3 month contract
Value - Your ad will be 1 of 30 on a digital slide deck. Your ad will be visible for 5 seconds every 3 minutes.
Effectiveness - no tracking of effectiveness exists. Only potential exposure data.
Yellow Pages - $300/mo to start and then the user manages the ads.
Facebook Ads - $0.72 - $13.00 per click. User manages the tools and results can be dependent on skill.
Google Ads - $2.69 CPC with a .5 to 3% CTR. If you bought 10,000 CPC, and 3% CTR, and 5% of CTRs convert to a sale it would cost $26,900 to make 15 sales.
Cost - $3,200 for a 3 month contract
Value - Your ad will be 1 of 80 on a paper coupon deck. You will design a coupon or code to be able to track exposure.
Effectiveness - you will have to track the coupons customers use from the coupon book to determine effectiveness.