Liking bias

Summary

If you like someone, they are more likely to believe/buy from you.

Details

Likeable includes being physically attractive, being similar to us in origin, personality or interests, and they like us.
Some animals are more likeable - pandas, gorillas, koalas more than spiders, worms and bacteria

References

The Art of Thinking Clearly by Rolf Dobelli

Quotes

"Joe Girard is considered the most successful car salesman in the world. His tip for success: “There’s nothing more effective in selling anything than getting the customer to believe, really believe, that you like him and care about him"