Arm is right. We should not boycott these events, which are well intentioned and often conducted by mere underlings following their Team Leader's direction.
Instead, attend, take a leaf from the politicians and press the flesh, and rather than deride or heckle, engage in conversation to put your point of view across firmly but respectfully. What harm is there in this, as opposed to reinforcing the belief that we are all criminals who just have not been caught yet?
There are other more appropriate avenues for airing grievances. Complete the survey on line. Don't just whinge about how bad CASA is (we know, and by now they know that we know they are bad) but have the cojones to put your name to it and agree to be contacted for further input.
And that friends is 1500 posts. My new year's resolution was to quit posting at this number, so you can poke the bear all you like - there will be no more. Thank Christ for that I hear.