4. They may give you immunity, eliminating your 5th & potentially forcing you to testify because you no longer would be incriminating yourself.
Here is an older but pretty accurate and readable summary about federal grand juries. It’s written from an activist perspective. Get a lawyer’s advice about your specific situation. Not everyone is best served by everything recommended in here. Things get crazy real fast.
https://www.indybay.org/uploads/2008/10/03/grandjuries-infosheet.pdf
Additional resources here:
https://www.nlg.org/massdefenseprogram/anti-oppression-resources/
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