We started posting information about this event last October. Here is the link if you want to see it or how things have changed from the WIP/Alpha testing to Beta. There were not a lot of changes but every change was to decrease the rewards. This event mechanic is now so well known that it hardly seems worth discussing so we won't and we'll go right to strategy. Before the event starts you need to decide which strategy you will choose. Do you want to open all the boxes when completing a town or festival or whatever they're calling it this time OR do you want to complete as many tasks as possible and go for gold league? If you want to advance the prize line and go for gold league then be prepared to complete 23-28 festivals (I will probably call it towns a number of times and won't bother changing it.) You should also be prepared to spend a lot of diamonds as this has historically been a high spending event. So buy extra event currency, hire lv5 manage...