The most common and most likely answer to this crossword clue is the 8 letter word NOTELETS
I've seen this crossword clue in The Daily Telegraph
N
O
T
E
L
E
T
S
Buddy explains!
The straight part
We know that "some things to write on" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case some things to write on = notelets.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does NOTELETS mean?
NOTELETS noun- A brief letter or note; a billet.
- A notecard; a small folded sheet of notepaper, often with a decorative design on the front, intended for a short letter or note.