Stash advisor
Pick what you have and how many, and see the best thing to do with each on Americas: sell now, list it, or refine it first.
Refine, then sell refines in the city with the best return rate for that resource, buys the lower-tier refined input it needs, and sells the result to buy orders. Anything left over is sold raw. The refining scanner and run planner size bigger runs against the order books.