This fund supports core protocol development as well as reoccurring monthly DigiByte expenses such as supporting services like DigiExplorer, Emma AI and more. Currently, these expenses are running around $3,000 USD per month. As of March, 9th 2018 nothing has yet to be taken from this fund.
This fund supports DigiByte marketing expenses. Currently, there are a few initiatives underway supported by this fund. As of March, 9th 2018 the only expense paid from this fund was to Tom Cridland. Details will be in the end of the month foundation report posted here on the foundation website.
This fund supports specific DigiByte development bug bounties. Currently, there are several bounties to help get both the updated iOS and Android wallets released. As of March, 9th 2018 nothing has yet to be taken from this fund.