by Beyond Lab
It has always been said that it is chemistry brings two people together. Probably it is right (lol) - check out this site: http://www.genepartner.com/ .
When doing transplant, you always need to match certain genes for example MHC, but in the future, before date someone, test his/her DNA first. --Or try to steal some of stuff he used on your first date to get the DNA tested.
This is a joke. --That's all I can say.
But will the company profit? probably. There are enough idiots in this world. Only marketing matters in business.