Index: contrib/vis/vis.1
===================================================================
--- contrib/vis/vis.1
+++ contrib/vis/vis.1
@@ -155,6 +155,25 @@
 Specify the locale of the input data.
 Set to C if the input data locale is unknown.
 .El
+.Sh EXAMPLES
+Visualize characters encoding white spaces and tabs:
+.Bd -literal -offset indent
+$ echo -e "\\x10\\n\\t" | vis -w -t
+\\^P\\012\\011\\012
+.Ed
+.Pp
+Same as above but using `\\$' for newline followed by an actual newline:
+.Bd -literal -offset indent
+$ echo -e "\\x10\\n\\t" | vis -w -t -l
+\\^P\\$
+\\011\\$
+.Ed
+.Pp
+Visualize string using URI encoding:
+.Bd -literal -offset indent
+$ echo http://www.freebsd.org | vis -h
+http%3a%2f%2fwww.freebsd.org%0a
+.Ed
 .Sh SEE ALSO
 .Xr unvis 1 ,
 .Xr svis 3 ,
Index: usr.bin/colrm/colrm.1
===================================================================
--- usr.bin/colrm/colrm.1
+++ usr.bin/colrm/colrm.1
@@ -75,6 +75,26 @@
 .Xr environ 7 .
 .Sh EXIT STATUS
 .Ex -std
+.Sh EXAMPLES
+Show columns below 3 (c) and above 5 (e)
+.Bd -literal -offset indent
+$ echo -e "abcdefgh\\n12345678" | colrm 3 5
+abfgh
+12678
+.Ed
+.Pp
+Specifying a start column bigger than the number of columns in the file is
+allowed and shows all the columns:
+.Bd -literal -offset indent
+$ echo "abcdefgh" | colrm 100
+abcdefgh
+.Ed
+.Pp
+Using 1 as start column will show nothing:
+.Bd -literal -offset indent
+$ echo "abcdefgh" | colrm 1
+
+.Ed
 .Sh SEE ALSO
 .Xr awk 1 ,
 .Xr column 1 ,
Index: usr.bin/comm/comm.1
===================================================================
--- usr.bin/comm/comm.1
+++ usr.bin/comm/comm.1
@@ -95,6 +95,35 @@
 .Xr environ 7 .
 .Sh EXIT STATUS
 .Ex -std
+.Sh EXAMPLES
+Assuming a file named
+.Pa example.txt
+with the following contents:
+.Bd -literal -offset indent
+a
+b
+c
+d
+.Ed
+.Pp
+Show lines only in
+.Pa example.txt ,
+lines only in stdin and common lines:
+.Bd -literal -offset indent
+$ echo -e "B\enc" | comm example.txt -
+        B
+a
+b
+                c
+d
+.Ed
+.Pp
+Show only common lines doing case insensitive comparisons:
+.Bd -literal -offset indent
+$ echo -e "B\enc" | comm -1 -2 -i example.txt -
+b
+c
+.Ed
 .Sh SEE ALSO
 .Xr cmp 1 ,
 .Xr diff 1 ,
@@ -108,9 +137,7 @@
 .Pp
 The
 .Fl i
-option is an extension to the
-.Tn POSIX
-standard.
+option is an extension to the POSIX standard.
 .Sh HISTORY
 A
 .Nm
Index: usr.bin/getent/getent.1
===================================================================
--- usr.bin/getent/getent.1
+++ usr.bin/getent/getent.1
@@ -103,6 +103,24 @@
 .Ar database ,
 or 3 if there is no support for enumeration on
 .Ar database .
+.Sh EXAMPLES
+Show entry for user sshd from the passwd database:
+.Bd -literal -offset indent
+$ getent passwd sshd
+sshd:*:22:22:Secure Shell Daemon:/var/empty:/usr/sbin/nologin
+.Ed
+.Pp
+Show entry for TCP from the protocols database:
+.Bd -literal -offset indent
+$ getent protocols tcp
+tcp                   6  TCP
+.Ed
+.Pp
+Show entry for hosts with address ::1 from the hosts database:
+.Bd -literal -offset indent
+$ getent hosts ::1
+::1               localhost  localhost.my.domain
+.Ed
 .Sh SEE ALSO
 .Xr getutxent 3 ,
 .Xr ethers 5 ,
@@ -123,7 +141,4 @@
 .Nx 3.0 ,
 and was imported into
 .Fx 7.0 .
-It was based on the command of the same name in
-.Tn Solaris
-and
-.Tn Linux .
+It was based on the command of the same name in Solaris and Linux.
Index: usr.bin/hexdump/hexdump.1
===================================================================
--- usr.bin/hexdump/hexdump.1
+++ usr.bin/hexdump/hexdump.1
@@ -242,8 +242,7 @@
 Nonprinting characters are displayed as a single
 .Dq Cm \&. .
 .It Cm _u
-Output US
-.Tn ASCII
+Output US ASCII
 characters, with the exception that control characters are
 displayed using the following, lower-case, names.
 Characters greater than 0xff, hexadecimal, are displayed as hexadecimal
@@ -330,18 +329,59 @@
 .Sh EXIT STATUS
 .Ex -std hexdump hd
 .Sh EXAMPLES
-Display the input in perusal format:
+Dump input in canonical (hex+ASCII) form:
 .Bd -literal -offset indent
+$ echo "FreeBSD: The power to serve" | hexdump -C
+00000000  46 72 65 65 42 53 44 3a  20 54 68 65 20 70 6f 77  |FreeBSD: The pow|
+00000010  65 72 20 74 6f 20 73 65  72 76 65 0a              |er to serve.|
+0000001c
+.Ed
+.Pp
+Same as above but skipping the first 4 bytes of stdin and interpreting only 3
+bytes of input:
+.Bd -literal -offset indent
+$ echo "FreeBSD: The power to serve" | hexdump -C -s 4 -n 3
+00000004  42 53 44                                          |BSD|
+00000007
+.Ed
+.Pp
+Assuming a format file named
+.Pa format.txt
+with the following contents that specify a perusal format:
+.Bd -literal -offset indent
 "%06.6_ao "  12/1 "%3_u "
 "\et\et" "%_p "
 "\en"
 .Ed
 .Pp
-Implement the \-x option:
+Dump input in canonical form using the format in
+.Pa format.txt :
 .Bd -literal -offset indent
+$ echo "FreeBSD" | hexdump -f format.txt -C
+000000   F   r   e   e   B   S   D  lf                          F r e e B S D .
+00000000  46 72 65 65 42 53 44 0a                           |FreeBSD.|
+00000008
+.Ed
+.Pp
+Assuming a format file named
+.Pa format.txt
+with the following contents that simulate the
+.Fl x
+option:
+.Bd -literal -offset indent
 "%07.7_Ax\en"
 "%07.7_ax  " 8/2 "%04x " "\en"
 .Ed
+.Pp
+Dump input in canonical form using the format in
+.Pa format.txt :
+.Bd -literal -offset indent
+$ echo "FreeBSD: The power to serve" | hexdump -f format.txt -C
+0000000  7246 6565 5342 3a44 5420 6568 7020 776f
+00000000  46 72 65 65 42 53 44 3a  20 54 68 65 20 70 6f 77  |FreeBSD: The pow|
+0000010  7265 7420 206f 6573 7672 0a65
+00000010  65 72 20 74 6f 20 73 65  72 76 65 0a              |er to serve.|
+0000001c
+.Ed
 .Sh SEE ALSO
-.Xr gdb 1 ,
 .Xr od 1
Index: usr.bin/netstat/netstat.1
===================================================================
--- usr.bin/netstat/netstat.1
+++ usr.bin/netstat/netstat.1
@@ -744,7 +744,6 @@
 .It Li F Ta Dv NETISR_SNP_FLAGS_M2FLOW Ta "Able to map mbuf to flow id"
 .El
 .El
-.Pp
 .Ss GENERAL OPTIONS
 Some options have the general meaning:
 .Bl -tag -width flag
@@ -798,6 +797,28 @@
 attempts to resolve addresses and ports,
 and display them symbolically.
 .El
+.Sh EXAMPLES
+Show packet traffic information (packets, bytes, errors, packet drops, etc) for
+interface re0 updated every 2 seconds and exit after 5 outputs:
+.Bd -literal -offset indent
+$ netstat -w 2 -q 5 -I re0
+.Ed
+.Pp
+Show statistics for ICMP on any interface:
+.Bd -literal -offset indent
+$ netstat -s -p icmp
+.Ed
+.Pp
+Show routing tables:
+.Bd -literal -offset indent
+$ netstat -r
+.Ed
+.Pp
+Same as above, but without resolving numeric addresses and port numbers to
+names:
+.Bd -literal -offset indent
+$ netstat -rn
+.Ed
 .Sh SEE ALSO
 .Xr fstat 1 ,
 .Xr nfsstat 1 ,