A couple things to get boosts that don't already have it. Builders they do double work for one day for like 100 gems, then they need to rest for like 2 days not from building but from being boosted again. The laboratory gets a boost maybe like 1.5 research speed for whatever amount. & finally gem boosts for defenses!!! For whatever level defense of any kind have an according gems needed to boost for let's say 2 hours.. They do more damage & have extra health.. What you think about those ideas let me know.




