Here's a few suggestions:

1) Tax incentives for local artists in particular areas to spur growth. Here's a model:

2) Encourage smaller mixed-use artist loft/working exhibition spaces.

3) Expand the ARTS at Marks to a larger, multi-use downtown arts space.

4) Implement arts-specific loan programs and small-business assistance.

5) Foster programs that exploit the independent local arts to tourism/Waikiki economic connection.