CS-EE 481 Spring 2007 1Founder’s Day, 2007 University of Portland School of Engineering Biggerfoot...

CS-EE 481 Spring 2007

Founder’s Day, 2007 1University of Portland School of Engineering

Biggerfoot Textbook Exchange

Team EnterpriseAndrew ElliottRobert InsleyBrian ToolePeter Wolf

AdvisorDr. Karen Ward

Industry RepresentativesBrian Olsen, Harland Financial

Todd Gentry, Harland Financial



Agenda

• Introduction Peter Wolf

• Background Peter Wolf

• Methods Andrew Elliott

• Results Brian Toole

• Demonstration Bob Insley

• Conclusions Bob Insley



Textbooks are Expensive

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Biggerfoot to the Rescue!

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What is Biggerfoot?

• Biggerfoot is a web-based application

• Allows UP students to list and search for textbooks

• www.biggerfoot.net



History

• Bigfoot textbook exchange shut down in 2005– Security concerns

– Poor user interface

• Team Enterprise inspired to build a better Bigfoot– Careful design

– Emphasis on usability



Process

• Waterfall design process– Gather requirements

– Design interface and internals

– Build prototype

– Test and repair

– α release



Architecture

MySQL Database

Account ManagementAccount Creation

Add/Edit Listings

Help

Searching and Buying



Security Features

• Restricted to UP students• Only collects seller email addresses• No personal information displayed• Password encryption• SQL injection prevention



Usability Testing

• Created semi-formal test protocol• Ran test with several potential

users• Observed difficulties with interface• Gathered feedback on experience• Improved interface in response to

results



Demonstration

• Searching for books• Contacting a seller• Managing listed books

http://www.biggerfoot.net/



Conclusions

• Textbook exchange for UP students

• Provides convenience and savings

• Successful design and implementation

• Secure and usable prototype



Thank You!

• Dr. Ward• Dr. Lillevik• Brian and Todd• Testers

– Annemarie Grimaldi, Zach Heath, Edward Kendrick, Corban Monger, Tim Morris, Srija Pidaparthy, Joanna Sanders, Luke Stager, Christine Siri, Neil Tuttle, Sarah Wagner, Eric Yost

• Site host– Ray Dehler (Nooblet, Inc.)

• Harold Burke-Sivers• Nick Thom and Megan Olmstead• Friends and Families



Questions?

CS-EE 481 Spring 2007 1Founder’s Day, 2007 University of Portland School of Engineering Biggerfoot...

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