No, we never discuss reasons for rejection. People nearly always get hostile on us. But it always boils down to the same thing -- inadequate relevant unique content. For the record, several experienced editors have looked at the site very closely, over that two year period of time, and come to the same conclusion, which I confidently endorse.
You and we will both be better off if you pursue some of the millions of advertising venues on the net for your advertising site, as there is no perceptible common interest between the ODP mission and your site.