Put your foot down man and tell her whats right.
A/. You will clean it for her.
B/. You will fill it up for her.
c/. You will leave a few quid in the dash .
Its what I do and that's just for

Jnr along with a few bags of her favorite sweets in the gear lever area and I don't even open one and take a sweet. How's that for fear.
I will try to get there, but Madam is warming to the new toy and has indicated that she might want to have it to herself on Saturday.