did she commit any crime ?
Yes - she was indicted for money laundering and drug trafficking
Piper Kerman
In 1993, Kerman became romantically involved with Catherine Cleary Wolters (Nora Janson in her memoir: Laura Prepon's character Alex Vause in the series), a heroin dealer working for an alleged Nigerian kingpin. Kerman laundered money for the drug operation.

In 1998, Kerman was indicted for money laundering and drug trafficking and she pled guilty. Starting in 2004, she served 13 months of a 15-month sentence at FCI Danbury, a minimum security prison located in Danbury, Connecticut.

During her sentence, she built her website "The Pipe Bomb" to document her life behind bars.
who plays cancer patient in orange is the new black Miss Rosa what is this show ? Orange Is the New Black is an American comedy-drama television series who produced it ? Tilted Productions who wrote it ? The series is based on author Piper Kerman's memoir when did it release ? July 11, 2013. name some of its characters ? Piper Chapman, Alex Vause what reception the show gathered ? It has been particularly praised for humanizing prisoners and for its depiction of race, sexuality, gender and body types. what is the shows plot ? The series is based on Piper Kerman's  experiences at FCI Danbury, a minimum-security federal prison. who is this author ? She is an American author who was indicted in 1998, on charges of felonious money-laundering activities, and sentenced to 15 months' detention in a federal correctional facility. Her memoir of her prison experiences was adapted into the critically acclaimed Netflix original comedy-drama series "Orange Is the New Black"
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Piper Kerman [SEP] Criminal career
In 1993, Kerman became romantically involved with Catherine Cleary Wolters (Nora Janson in her memoir: Laura Prepon's character Alex Vause in the series), a heroin dealer working for an alleged Nigerian kingpin. Kerman laundered money for the drug operation. In 1998, Kerman was indicted for money laundering and drug trafficking and she pled guilty. Starting in 2004, she served 13 months of a 15-month sentence at FCI Danbury, a minimum security prison located in Danbury, Connecticut. During her sentence, she built her website "The Pipe Bomb" to document her life behind bars.