How do you branch and merge with Apache Subversion using the TortoiseSVN client?
My easy click-by-click instructions (specific to TortoiseSVN) are in Stack Overflow question What is the simplest way to do branching and merging using TortoiseSVN?.
Version Control with Subversion
A very good resource for source control in general. Not really TortoiseSVN specific, though.
You can also try Version Control for the Standalone Programmer - Part 1 or perhaps Merging with TortoiseSVN.
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