service manager supports via <option>RootDirectory=</option>/<option>RootImage=</option>. Similar to
them they may optionally carry Verity authentication information.</para>
- <para>System extensions are automatically looked for in the directories
+ <para>System extensions are searched for in the directories
<filename>/etc/extensions/</filename>, <filename>/run/extensions/</filename> and
<filename>/var/lib/extensions/</filename>. The first two listed directories are not suitable for
carrying large binary images, however are still useful for carrying symlinks to them. The primary place
for installing system extensions is <filename>/var/lib/extensions/</filename>. Any directories found in
- these search directories are considered directory based extension images, any files with the
+ these search directories are considered directory based extension images; any files with the
<filename>.raw</filename> suffix are considered disk image based extension images.</para>
<para>During boot OS extension images are activated automatically, if the