How to drop logs, barb fish, granite, etc
1. Go to your options, and enable 1 mouse clicking.
2. Go to your graphic settings, and enable 'Resizeable mode'
3. Minimize your chat box.
4. Drag your desired item to the last 3 keys on the action bar.
5. Left click the item on the action bar.
6. Because you enabled 'one mouse click' you can now spam click the left mouse key, to drop items very quickly. Enjoy and have fun