|How to make students accountable for clickers
||Make the student buy or rent it
||Students take care of their own phone
|Solution for traveling speakers, trainers, or meeting planners
||Lug around a heavy briefcase of clickers or rent an ARS in each city.
||You can pack an extra pair of shoes for your trip and count on a consistent voting experience
||Often $5-$20 per voting device + fixed cost for receiver and $800-$1000 per technician
||Free for meetings with less than 30 people, otherwise $0.10 - $.30 per voter.
|Effort to setup your first poll
||Hours - definitely some training
||A few minutes
|Requires technician for large meetings
|Number of participants supported
||Between 200 and 1000 voters per RF receiver
|How to get the latest features
||Download software updates, and sometimes buy new clickers/keypads
||Available instantly; no downloads required
|Cost to provide ARS to every person in an entire university or corporation
||< 10% of "x"!