diff --git a/introduction.tex b/introduction.tex
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--- a/introduction.tex
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visibility on feature readiness. The Agile Methodologies seem to impose the
least amount of process overhead to engineers, which gives the team maximum
amount of engineering hours and decreases the amount of time wasted in phone
-calls and meetings.
+calls and meetings. An additional advantage of Scrum is that developers
+are given focused time within each Sprint to accomplish their tasks without
+being re-assigned or re-prioritized. Customer support efforts are prioritized
+as part of the common backlog and not as interrupts. The Sprint concept is
+discussed more in chapter \ref{chap:the-sprint}.
\paragraph{}
This document aims at setting up a few foundations for the team in order to
\paragraph{}
An in-depth description of Scrum is available on chapter \ref{chap:scrum}. We
-will look at traditional Scrum practicies, what Scrum is, the daily scrum, etc.
+will look at traditional Scrum practices, what Scrum is, the daily scrum, etc.
Note, however, that Scrum is a management process and it needs a companion
engineering process such as Continuous Integration, Test-Driven Development,
and many, many others.
\paragraph{}
We hope our readers have lots of fun while reading this manual and implementing
-it on daily job.
+it in their daily job.