January 31, 2019 at 5:03 pm #7457
Hi. the best tip to avoid scammers in the marketing field is to join a local inventor group. It is very important to network with inventors in your area. Contact a local inventors group and attend a meeting before going further with the invention process. Ask the experienced inventors in the group for guidance and support. We have a listing of Inventors Groups for you to contact in this website. kindly have look here.