The terrorists convey warnings in the grip distributed by group members in what appears to be market determination in Borno, according to a report by Handangle.
From the pictures posted, one of the Iswap terrorists was seen sharing his persistence into the driver in a car like a taxi.
The Flier title rang, "ordered the Khalifhats forces to people in the new city."
The terrorists spread propaganda that the Nigerian army forced the villagers out of their homes and that the military was their actual enemy, not Iswap.
"We are not people who pursue you out of your place from the start," one of the messages in Corer read. "These people who call themselves Nigerian soldiers are people who chases you, kill you, and who are evil."
Terrorists also offer assistance and money to people in an effort to captivate them to live under their caliphate.
Dikwa told SaharaAreporters that the terrorists stopped vehicles along the Maiduguri-Damunuru Road in the ... and kidnapped motorists and commuters without interruption.
It has also been reported that Iswap introduces a cellular court that oversees the activities and rebel groups under the leadership of Iraq and Syria Islamic State.
The rebels have also established two Wilaya's (Khalifhate) in Lake Chad and Sambisa forests to defend the war against countries in Sub-Saharan Africa.
The terrorist group was said to have raised a forced ban on fishing and agricultural activities in the Lake Chad area, three years after chasing people from for allegedly spying on Nigerian forces.
However, imposing new taxes and levies in areas controlled by Iswap-Boko Haram, to regulate trade and agricultural activities.
Some fishermen, farmers and traders have returned to the Lake-Chad area to be involved in socio-economic activities, under the new composition of Haram Iswap-Boko's leadership.