I would have them read the 10 comandments from the Bible.

Maybe it would work better to give out equal quarterly or yearly bonuses according to profits. They would still be encouraged or prompted to make sales because it would effect each individual's yearly or quarterly bonus nevertheless.

What do you mean by "dishonesty"? Can you give some examples of behaviors that are prevalent on your staff?

Following up on Weburtow's thoughts, what have you said to the team about how to do their job? What are the tasks you require of them? And what behaviors do you want them to use to get those tasks done?

Give examples of what is acceptable and what isn't.

Most of us think that it should be easy for others to get "it," right? Well, it's best to be very specific about what "it" is.

I am going to go out on a limb here. The topic is building a team. Your posting clearly shows that there is no trust. To have an effective team, all members have to have some level of trust that the others will do their job.

I am with Weburtow. It is not very clear in your posting what you are trying to achieve. Do you want to build a team or create a watchdog program to monitor honesty?