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"The number of people wishing to get a biometric passport of a citizen of Ukraine has increased sharply in the so-called 'LPR' and 'DPR'. Accordingly, there have been more "firms and organizations" setting up trips to the government-controlled territory of Donbas, not only for shopping and ATM services but also using the "passport factor" in attracting new customers," he wrote.

Read alsoEU Council approves visa-free travel for UkrainiansAccording to Tymchuk, now the classifieds of the so-called "shopping tours" is accompanied by information on "the possibility to apply for a Ukrainian biometric passport."

"Such 'tours' are already being organized to Mariupol, Volnovakha, Bakhmut, Kostiantynivka, Sievierodonetsk and Lysychansk, as well as Kramatorsk and Pokrovsk," Tymchuk said.