Lima, Francisco Jefferson Ferreira de; http://lattes.cnpq.br/7854107042137281 (Instituto Federal de Educação, Ciência e Tecnologia do Rio Grande do NorteBrasilPau dos FerrosIFRN, 2018-04-09)
The service sector is the sector with the largest participation in the Brazilian economy.
However, sometimes it’s difficult to find a service provider through conventional ways
of advertising and when it’s found, many ...