"You still have that microrecorder you use for class notes?"
In 2005, he created an online platform where students could share class notes and homework.
In addition to the site's free note sharing capability it also provides monetary rewards to students who post their own class notes.
"My sister reads those class notes, and she's very critical," he said.
Studyhall.com accounts have a word processing feature for members to record, share, and organize class notes.
Her class notes were renowned and people always wanted to borrow them.
These days, class notes are much more likely to be taken electronically than in anything spiral-bound.
The reader was 15 minutes late, and finding the most recent class notes took them 15 minutes.
Notehall is an online marketplace in which college students can buy and sell class notes.
Catalogue number is ; it comes in a booklet style case with top class notes and design.