In a commercial privilege confirming the relations with Brașov, on January 20, 1368, Vladislav I, Lord of Wallachia, also known as "Vlaicu Vodă", mentioned that merchants paid "customs at Câmpulung, or near". In 1413, Mircea the Elder renewed the old customs and fairs from Câmpulung and mentioned "the customs from Dâmbovița".
In a commercial agreement with Brașov on January 20, 1368, Vladislav I, Lord of Wallachia ("Vlaicu Vodă"), stated that merchants paid customs at Câmpulung or nearby. Mircea the Elder later renewed these old customs and fairs from Câmpulung in 1413, mentioning "customs from Dâmbovița".