• After accessing the Frontier Mine in the World Map, tap on the "+ More" button in the pop-up to see the rewards for each tier.

  • The rewards can be found in the milestone progression bar, situated in the top-central part of the screen within the Frontier Mine, under the Cash amount.

  • When you reach a milestone, the rewards will be credited immediately.

  • You can find information regarding Frontier Mines by tapping on the "i" icon in the bottom-right corner of the rewards panel.