Check out the new Feedback and suggestions forum. This adds the ability to add ideas for the site and upvote/downvote them. It would be great to hear from you all in how we can boost site activity and who would like to assist with some exciting ideas from Rob and I.
All testing that I did was from a phone and there was no issue. We just need to have enough traffic so the listings increase.
Did you see my post recently about sending a mass email to all registered members? It may bring some back from the 'dark side' (Facebook).