According to grabstats 40 million Americans use online dating services as a means of connecting with a potential mate which equates to about 40% of the single adult population. Those profiles with photos receive more than twice as many responses to their emails. Those with photos are also 2X more likely to be pursued. With that being said a prospects appearance is a VERY important means of judgment when looking for a date. Given "53% of singles find a great smile the most attractive feature" it seems appropriate to invest in custom fitted teeth whitening trays.