Those would be issues as well as enabling the higher bidder versus the best prospect (in her mind). I suppose it could be weighted based on both levels of desirability. I think a similar system without the social and implementation complexity would be to sell tiers of “super likes.” Like daily super likes, weekly (get only one per week, monthly, yearly. Essentially, you only get one yearly like a year, so using it conveys extraordinary interest on paper versus a daily like.