Okay I know I should post this on wc, but I have tried numerous times, trust me. With no response. Are there any clans who do back to back no quarter?
To get the same refund amount of 60 percent, you have to have held the ally for at least 15 days. If you have held an ally for 0 days you will receive 4.5% of the maximum refund amount. (60%) This scales up to the maximum refund amount over 15 days. Beyond 15 days it does not surpass 60% and is capped at that percentage rate.
Because it was either the wrong item for the wrong EB, or you used the item after the stage was completed.
Because it was not the correct item for the epic stage you were on. Check out Wulfs Epic battle guide in the strategy section. Slow day on forums