It also depends on the 'type' of relationship you have together. I could never let M in L nor my Mum to be cleaning etc. in our house, they would never do stuff the way I do/not tackle it. Mum never allowed me in her kitchen (I know why now
) so I had very little in the way of housekeeping skills. I can wield a duster
but DH does the cooking
If your daughter appreciates what you do, then go with it. It keeps you in contact, even living in the same street it could be easy to drift and not see each other as often. Keeping an open mind about how long your daughter requires support is important, thinking as stated above, about any financial requirements you may need later on.
We had a little financial help from our parents but never banked on it. It wasn't the way 'in our day', I went to work as soon as I left College and gave Mum B&B each week. I earned £7.00 and she took a fiver.
If I visit a friend and the washing up needs doing, she washes, I wipe and we chat. If I go in during their holidays to check post, water plants I do any obvious chores so that she doesn't return to a full sink. My sink however
.......