Apress is [giving away some free eBooks](http://apress.com/free/) in hopes of getting people to sign up for their newsletter.
– A Programmer’s Introduction to PHP 4.0
– Writing Perl Modules for CPAN
– Google, Amazon and Beyond: Creating and Consuming Web Services
– Practical Common Lisp
– plus several others
You don’t even need to sign up for the newsletter – just leave the checkbox blank if you don’t want it.
Apress are the people who publish Joel Spolsky’s books:
– [The Best Software Writing I: Selected and Introduced by Joel Spolsky](http://www.apress.com/book/bookDisplay.html?bID=453)
– [User Interface Design for Programmers](http://www.apress.com/book/bookDisplay.html?bID=10)
– [Joel on Software](http://www.apress.com/book/bookDisplay.html?bID=321)