: Only use your limited daily "watch ad to pop bubble" chances on items that would otherwise cost 8–10 diamonds. This turns a few seconds of your time into a high-value diamond saving.
: Some players find that they can watch the daily allotment of ads for energy and pop free item bubbles on each device separately, effectively doubling their free daily resources for the same account. Advanced Energy & Diamond Optimization Travel Town Hack
: To complete "collect coins" daily tasks without actually losing your items, you can sell a high-level item and immediately hit "Undo." The coins often still count toward your task progress while you get to keep the item. : Only use your limited daily "watch ad