NOM polling techniques

The National Organization for Marriage has announced Washington Survey Shows Strong Opposition to Same Sex Marriage; Voters Want the Right to Decide Marriage Issue.  They don't provide a link to the actual poll results, but you can find them here (via SLOG).  Here is the wording of thier question.

As you probably know, since 2010 Washington has had a civil union law which gives gay couples all the legal rights of married couples. Now some people want to pass a new law, which changes the definition of marriage, so that it is no longer between a man and a woman, but between any two people. Do you feel it is necessary or not necessary to pass now a new law which changes the definition of marriage in this way?
36% NECESSARY
57% NOT NECESSARY
7% DON’T KNOW/NO RESPONSE

Many polls show that a majority of voters support marriage equality.  So NOM pollers need go to great lengths to get favorable results.  The main value of polling is to show trends, and recently they have been toward marriage equality.  What isn't surprising is that QEV Analytics is the polling firm.  They are quite expert a delivering result that satisfy their client.  There are othere things odd with these results, such as 60% of the interviewees having a college degree or higher.