Crazyd doppleganger

[Kaistine]

Why do I have to tip a delivery guy a percentage of what my order was? I feel like it should be a flat rate, its not like it costs him more to deliver more food to me. And, if I order a cheap amount, I feel cheap if I tip like 20% but I'm still only giving him $2.00. It should be like $3.00 for delivery regardless of what I got