i get asked alot of vbucks questions
so here it is
ssave the world has daily quests that proc every day for 50 vcoins
save the world quest, known as missions use pages, every new page to every other quest reward is 100 vbucks
save the world has a daily login calendor, vbucks are often the end weekly reward, also around day 100+ of logging in ur weekly login gift is 800 vbucks,building up to that point
save the world also has quests u periododicly unlock through playing the game and sometimes will go off without u knowing, such as helping others with there homebase defense, ive gotten 30 alot!
save the world uses a collection book, u retire guns,people,heros etc into a book where u can then download them back if u choose so, the more u unlock the higher you colleciton book level goes, this is where alot of vbucks come in, every 10-20 levels is 500 vbucks!