Useful links:

Library Course Page: http://guides.library.ualberta.ca/content.php?pid=50043&sid=367675

This link is a comparison between the e-readers offered by Sony and by Amazon:
http://ebookreadermatrix.com/

% of consumer product awareness: it's on the rise!
http://thecite.blogspot.com/2009/08/report-from-forrester-shows-e-reader.html

Review on the Plastic Logic E-reader compared to Sony and Amazon
http://paidcontent.org/article/419-latest-e-reader-predictions-50-percent-more-optmistic-but-its-all-guess/

Here are links to a bunch of articles on e-readers, plastic logic, and both (note: you have to sign in to the UofA Library databases using your user name/password,
I couldn't find the links to the articles source website):

http://login.ezproxy.library.ualberta.ca/login?url=http://proquest.umi.com/pqdweb?did=1882336221&sid=1&Fmt=3&clientId=12301&RQT=309&VName=PQD

(great article:)
http://login.ezproxy.library.ualberta.ca/login?url=http://proquest.umi.com/pqdweb?did=1768338911&sid=2&Fmt=3&clientId=12301&RQT=309&VName=PQD

http://login.ezproxy.library.ualberta.ca/login?url=http://proquest.umi.com/pqdweb?did=1850252681&sid=2&Fmt=3&clientId=12301&RQT=309&VName=PQD

http://login.ezproxy.library.ualberta.ca/login?url=http://proquest.umi.com/pqdweb?did=1656711081&sid=3&Fmt=3&clientId=12301&RQT=309&VName=PQD

http://login.ezproxy.library.ualberta.ca/login?url=http://proquest.umi.com/pqdweb?did=1703999731&sid=3&Fmt=3&clientId=12301&RQT=309&VName=PQD

(about the Barnes&Nobles relationship:)
http://login.ezproxy.library.ualberta.ca/login?url=http://proquest.umi.com/pqdweb?did=1797110771&sid=1&Fmt=3&clientId=12301&RQT=309&VName=PQD

http://login.ezproxy.library.ualberta.ca/login?url=http://proquest.umi.com/pqdweb?did=1639484881&sid=2&Fmt=3&clientId=12301&RQT=309&VName=PQD

Trade Show Costs:
http://www.businessweek.com/smallbiz/news/coladvice/ask/ak990415.htm

Google Ad Costs:
https://adwords.google.com/select/KeywordToolExternal?defaultView=3