Answer:
The more you have of me, the less you see. Who am I?
There is a woman in a boat, on a lake, wearing a coat. If you want to know her name, it’s in the riddle I just wrote. What’s the woman’s name?
A father's child, a mother's child, yet no one's son
What has no hands but might knock on your door, and if it does you better open up?
What can you easily break but never touch?
If it’s information you seek, come and see me. If it’s pairs of letters you need, I have consecutively three. What am I?