b2.1 advanced, course, product, book, title, required, material, content, base, price, formatcurrency, objectives, order, enroll, valid, comment, exempt, members, fee, registration, membership, configgetvalue, recommended
b2.1 advanced, course, product, book, title, required, material, content, base, price, formatcurrency, objectives, order, enroll, valid, comment, exempt, members, fee, registration, membership, configgetvalue, recommended