Raisul Islam presents on global networking. They discuss major global networking sites like Facebook, online shopping sites, Skype, and email. The advantages are that global networking allows people to connect and communicate worldwide for free or low cost, share information and express themselves. Disadvantages include oversharing personal information, potential dangers if misused, websites owning user content, and risks like cyberbullying or excessive time wasting. In conclusion, global networking improves lives but more must be done to increase security and protect private information.