While some of these media like Eskimi and Twoo forbid members from uploading and displaying nude photographs, others including Facebook, BBM and Twitter do not really give their members such restrictions apart from emphasising its rule against infringement of privacy.
According some of the scarlet ladies that were interviewed, the social media provides them an opportunity to expand their trade.
That's a six-fold increase over the previous two-year period, with the majority - almost 80 percent - of the young women victims of trafficking, according to the International Organization for Migration (IOM).
Young, exhausted and vulnerable, many victims report being told that prostitution is the only way to repay hefty debts ranging from 25,000 to 100,000 euros (,000-2,000) to their traffickers, Italian charities say.
She, like many of her colleagues, have adopted a strategy to make it easy for them to meet with a client for sex over an agreed fee.
“What we do now is to come together-maybe three of us-and rent an accommodation where men visit us and have fun. “We fix the appointment after making sure it would not clash with those of our roommates.
We do not know why," Rocca told the Thomson Reuters Foundation.
Almost 80 percent of the young women are victims of trafficking, according to the International Organisation for Migration (IOM), placing law enforcement agencies under pressure to uproot expanding Nigerian criminal networks, lawyers say.
Fear plays a large part in the juju rituals, with pubic hair, fingernails and blood collected from the victim as she is made to swear never to report her situation to the authorities, rights groups say.
In some cases, fearing the juju "spell" may be turned on them and they may die, Nigerian parents insist their daughters obey their traffickers, testimony from Italian court documents shows.
As the number of Nigerian trafficking victims rises, Italian prosecutors - lawyers who gather evidence before presenting it in court - are finding more and more of their time taken up with unpicking Nigeria's criminal networks. Armed robberies, murders and drug-related crime have spread south to the Sicilian city of Palermo from larger Nigerian communities in the northern cities of Turin and Castel Volturno, justice officials say.
Police fear the relatively small-time crimes committed by members of the Nigerian gangs in Palermo might become more serious in a city famous for Italy's most storied mafia organisation, the Cosa Nostra, Agueci said.