I’m pretty sure I failed this year’s USABO. Anyone interested in making a USABO study guide together. Send me your email and I will add you to the doc.
https://solbioblog.■■■■■■■■■■■■■/2015/01/27/february-2015-solympiad-update-and-ibo-study-stories-part-2/
These guys offer some good advice. Browse around.