cd /home/svn sudo chown -R www-data:subversion myproject sudo chmod -R g+rws myproject sudo addgroup subversion sudo usermod -a -G subversion USERNAME sudo usermod -a -G subversion www-data
Take Two
cd /home/svn sudo chown -R www-data:subversion myproject sudo chmod -R g+rws myproject sudo addgroup subversion sudo usermod -a -G subversion USERNAME sudo usermod -a -G subversion www-data