For those who are taking up Obligations and Contracts, I hope you find these helpful.
If you cannot download via the link, copy and paste the URL to the address bar of your browser window.
General Provisions [Introductory topics] - http://www.4shared.com/document/hKGdXFNX/OBLICON_Reviewer_-_Obligations.html
Natural Obligations and Estoppel - http://www.4shared.com/document/_mSARonG/Oblicon_Reviewer_-_Natural_Obl.html
Broken link? Let me know by leaving a comment below, and I'll attend to it immediately.