Do you get more money from tips if the customer has more happiness?

[little moat]

i need help, i bought the flowerpot thing for $500

[ocean parrot]

Yes, but you need to give a lot of flowers if you really wanna see an improvement

Its a long term upgrade

[digital spear]

Giving the same person flowers 7 times increases your tips 6.5%, giving them a total of 9 flowers gives you a 13% increase which is the max for now

[dusky nacelle]

Can I ask where you got this information? I would love to source it to put it on the Wiki.