Many use cases, depends on jurisdiction and intended use.
Just a basic use guide, as in divulging more would be inappropriate on the open forum.
Brief Purpose of a dark acct...
receiving funds from clients︀ anonymously regardless of location..lets say in terms of good and services, clients within the EU︁ can make payments easily by paying into a dark acct that has dedicated SEPA/IBAN/SWIFT facilities︂ attached to it..regardless of your location Globally and provide access to your funds.
Dark accounts︃ serve as a bridge or in best term a transit acct, where funds are received︄ into anonymously and further dispersed/channeled into other several accts, payment systems and to E-wallets..for this︅ scenario your dark acct must have an online access/portal for ease of fund management.
A Dark acct attached with a debit is the diamond of them all, as anonymous payments︆ channeled into your dark acct, can be withdrawn easily through an ATM globally with the︇ use of the debit card attached to it....
Many scenarios and opsec are abound with︈ access to a dark acct..
All Aboard..cig-:,