Add extra questions and explanations

FAQ.md

@@ -1,3 +1,15 @@
 ### Why does Lidarr only show studio albums, How do I find singles or EPs? ###
 
-### Lidarr grabbed a release, why can’t it import it? ###
+### Lidarr grabbed a release, why can’t it import it? ###
+
+### Why can't I add a various artists album?
+Various Artists and other meta artists on Musicbrainz are due to the number of entries they provide.
+
+### Can I add just an album?
+Not at the moment.
+
+### Can I download single tracks?
+Lidarr currently only supports album downloads.
+
+### Why doesn't artist X show up in search?
+Search is still a work in progress. Artists that don't show up in search may be added by searching for `lidarr:mbid` where `mbid` is the Musicbrainz ID of the artist.