Where can I get some bani?

Hint 1 of 15:

Some people already have the right idea.  Maybe you can learn from the
natives.

Hint 2 of 15:

There are a few beggars out in the town square.

Hint 3 of 15:

They've lost an arm and a leg.

Hint 4 of 15:

You can lose something a bit more impressive.

Hint 5 of 15:

Have you seen the headless box in Castle Florescu?

Hint 6 of 15:

You can wear that.

Hint 7 of 15:

If you talk to the beggars, you'll learn that you can sit next to the barrel
-- that's a good place from which to do your begging.

Hint 8 of 15:

So sit down there and use the headless box.

Hint 9 of 15:

If you read the magic book in the castle, you know that you need to open the
box after you put it on.

Hint 10 of 15:

You still need to work on your technique.

Hint 11 of 15:

What do the other beggars have that you don't?

Hint 12 of 15:

How about a sign?

Hint 13 of 15:

Find something to write on, and something to write with.  Those two items are
in different locations.