Well... I suppose there's the fact that the procedure itself can be a little uncomfortable, maybe even slightly painful. It varies from one person to another? But it's something to keep in mind.

[ And then there's the fact that she involuntarily sees the memories of a person she's adjusting... but that's an unimportant detail she usually keeps hidden from her clients unless absolutely necessary. It's not like she does it on purpose anyway, and what's a little invasion of privacy in exchange for more power? ]

Buuut that's about it! I'll let you know I've never had any complaints about my work~

[ Her customer service, however, is a whole separate thing... ]