In 2011, Banks was arrested on a weapons charge. He was sentenced to three months in prison, was released on bond; he was then sent back to do 87 more days. Durk was affiliated but was never a part of Glory Boys Entertainment. Durk started seriously considering rap as a career after the release of his single, “Sneak Dissin”, which received mostly positive feedback. On December 2012, Durk released a remix to his song "L's Anthem" featuring Yo Gotti, Juelz Santana, Meek Mill and Future. On May 21, 2013, Lil Durk inked a deal on French Montana's label, Coke Boys. 
After a couple delays, on October 10, 2013, his fourth mixtape Signed To the Streets got released on DatPiff. It was released under his own label OTF and Coke Boys. It features two guest appearances from Lil Reese and production credits from Paris Bueller, Young Chop and more.  There has been released 7 music videos for the mixtape. For "Bars Pt. 2", "Oh My God", "100 Rounds", "Dis Ain't What U Want", "Bang Bros", "Traumatized" and "Hittaz". On October 22nd in an interview with XXL Lil Durk said he was working on his debut album with Def Jam and the Coke Boys collaboration album.
In 2011, Banks was stopped for drinking in his car and arrested on a weapons charge. He was sentenced to three months in prison, was released on bond and was sent back to complete 87 more days.
On June 5, 2013, Banks was arrested after allegedly throwing a loaded .40 caliber handgun into his car when police approached him on South Green Street in Chicago. He was charged with unlawful use of a weapon by a felon. He was held on 100,000 bond and his lawyer would claim to have nine affidavits from witnesses who confirm Durk's innocence. One witness also admitted the gun was his. Banks would not be released until July 18, 2013.