The classes will be held every Sunday of the month from 9: 00 to 16: 30, respectively, on March the 7th, the 14th, the 21st and the 27th. The fee for a one-time payment for the 4 courses, approximately 32 training hours, is BGN 128.00. The fee for a separate course, with approximately 8 training hours, is BGN 40.00. The materials are provided by candidates