.B -M
is specified,
.I sshfs
-will mount itself under the mountpoint specified by
+will mount itself at the mountpoint specified by
.IR mtpt ,
-or under
+or at
.B /n/ssh
if
.B -m
.B -b
have the same function as they do with
.IR mount .
-The default remote root is the user's home directory but can be changed with
-.BR -r .
.PP
If
.B -s
.IR srv (3)
with service name
.IR service .
-If the service file is mounted, the
-.IR attach (5)
-name can be used to specify which directory on the remote host will be mounted.
-If it is omitted or empty, the user's home directory is used.
-Relative paths are also relative to this directory.
+If the service file is mounted, the attach name (the third argument to
+.IR mount (1))
+can be used to specify which directory on the remote host will be mounted.
+.PP
+By default, relative paths are assumed relative to the user's home directory.
+The
+.B -r
+option can be used to specify an alternative base for relative paths.
+The initial mount at
+.B -m
+also uses this directory.
+If an attach name starts with
+.BR ~ ,
+the user's home directory is substituted for
+.BR ~ .
.PP
Since the only supported version 3 of the SFTP protocol has no way to look up numeric user and group IDs,
.I sshfs