Directly on the site (where authorization and profile management) there is an item My balance -
https://imgur.com/vs8uscRMoney is added to the "Money UAH" section for correct answers.
You can spend as you like: by ordering any service through sales, by an integrator, by ordering a revision through the forum.
You can withdraw to the card, but there will be a minus 19.5% of taxes.
Can be withdrawn to non-cash FOP / TOV.