UMT is a utility token, used as fuel for smart contracts in BubbleTone system similar to GAS in Ethereum blockchain, in other words it is necessary to pay processing commissions to miners in BubbleTone system. UMT will be traded in exchanges same as any other token.

There is no need for BubbleTone users to have UMT, but token holders will be able to sell them or use them to pay for services in the application.
Service providers and mobile operators will use UMT to pay commissions to miners for smart contracts processing . They will also be able to sell their tokens if needed.
Miners in our system, can place 1 million or 1 thousand of UMT on their deposit and get a license for a Super or Mini Node, which generates revenue from smart contracts processing during the process of interaction between mobile operators, service providers and users within BubbleTone system. Miners will receive their income in UMT tokens and will be able to use them at their discretion.