Provide an observation checklist for the current base, decorations, visible next cost and desired goal, then send that player-entered cost to the calculator; state that stages, bonuses and optimal order are unavailable.
Base decoration and customization are confirmed. Named decoration effects, bonuses, stage order, and optimal purchases are unknown, so compare only the visible next cost and your desired goal.
For make a party base guide, use the quick answer first, then check whether the topic affects a code reward, event, item, unit, map, build, value, or upgrade path.