diff --git a/man2/killpg.2 b/man2/killpg.2
index b8c8c0d9c..785e33210 100644
--- a/man2/killpg.2
+++ b/man2/killpg.2
@@ -74,7 +74,7 @@ If
 is 0,
 .BR killpg ()
 sends the signal to the calling process's process group.
-(POSIX says: If
+(POSIX says: if
 .I pgrp
 is less than or equal to 1, the behavior is undefined.)
 
diff --git a/man3/crypt.3 b/man3/crypt.3
index a6872bb84..ac90373d5 100644
--- a/man3/crypt.3
+++ b/man3/crypt.3
@@ -80,7 +80,7 @@ characters (the first two characters represent the salt itself).
 The return value points to static data whose content is
 overwritten by each call.
 .PP
-Warning: The key space consists of
+Warning: the key space consists of
 .if t 2\s-2\u56\s0\d
 .if n 2**56
 equal 7.2e16 possible values.
diff --git a/man3/mbsinit.3 b/man3/mbsinit.3
index 5f5195c51..7ddb5a4f7 100644
--- a/man3/mbsinit.3
+++ b/man3/mbsinit.3
@@ -33,7 +33,7 @@ Such a conversion
 state is needed for the sake of encodings such as ISO-2022 and UTF-7.
 .PP
 The initial state is the state at the beginning of conversion of a string.
-There are two kinds of state: The one used by multibyte to wide character
+There are two kinds of state: the one used by multibyte to wide character
 conversion functions, such as
 .BR mbsrtowcs (3),
 and the one used by wide
diff --git a/man3/printf.3 b/man3/printf.3
index 2fd166e1a..603a253bb 100644
--- a/man3/printf.3
+++ b/man3/printf.3
@@ -750,7 +750,7 @@ resulting multibyte string is written.
 .B s
 If no
 .B l
-modifier is present: The
+modifier is present: the
 .I "const char\ *"
 argument is expected to be a pointer to an array of character type (pointer
 to a string).
@@ -764,7 +764,7 @@ array, the array must contain a terminating null byte.
 
 If an
 .B l
-modifier is present: The
+modifier is present: the
 .I "const wchar_t\ *"
 argument is expected to be a pointer to an array of wide characters.
 Wide characters from the array are converted to multibyte characters
diff --git a/man3/rpc.3 b/man3/rpc.3
index efa77ab5e..c5cf1124b 100644
--- a/man3/rpc.3
+++ b/man3/rpc.3
@@ -230,7 +230,7 @@ and \(lqtcp\(rq.
 Default timeouts are set, but can be modified using
 .BR clnt_control ().
 .IP
-Warning: Using UDP has its shortcomings.
+Warning: using UDP has its shortcomings.
 Since UDP-based RPC messages can hold only up to 8 Kbytes of encoded data,
 this transport cannot be used for procedures that take
 large arguments or return huge results.
diff --git a/man3/ulimit.3 b/man3/ulimit.3
index b2a866929..cb713291c 100644
--- a/man3/ulimit.3
+++ b/man3/ulimit.3
@@ -32,7 +32,7 @@ ulimit \- get and set user limits
 .sp
 .BI "long ulimit(int " cmd ", long " newlimit );
 .SH DESCRIPTION
-Warning: This routine is obsolete.
+Warning: this routine is obsolete.
 Use
 .BR getrlimit (2),
 .BR setrlimit (2),
diff --git a/man3/wprintf.3 b/man3/wprintf.3
index 33a09674a..655322a67 100644
--- a/man3/wprintf.3
+++ b/man3/wprintf.3
@@ -161,7 +161,7 @@ modifier is present, the
 .B s
 If no
 .B l
-modifier is present: The
+modifier is present: the
 .I "const\ char\ *"
 argument is expected to be a pointer to an array of character type
 (pointer to a string) containing a multibyte character sequence beginning
@@ -187,7 +187,7 @@ and it is so small that the number of converted wide characters reaches it
 before the end of the array is reached.
 If an
 .B l
-modifier is present: The
+modifier is present: the
 .I "const\ wchar_t\ *"
 argument is expected to be a pointer to an array of wide characters.
 Wide characters from the array are written up to (but not including) a
diff --git a/man3/xdr.3 b/man3/xdr.3
index a17d6baaa..9bcd09d49 100644
--- a/man3/xdr.3
+++ b/man3/xdr.3
@@ -291,7 +291,7 @@ Note: the XDR stream's
 .I op
 field must be set by the caller.
 .IP
-Warning: To read from an XDR stream created by this API,
+Warning: to read from an XDR stream created by this API,
 you'll need to call
 .BR xdrrec_skiprecord (3)
 first before calling any other XDR APIs.
diff --git a/man4/fd.4 b/man4/fd.4
index 6a5be2225..b50732bc8 100644
--- a/man4/fd.4
+++ b/man4/fd.4
@@ -46,7 +46,7 @@ controller.
 In the following device tables, \fIn\fP represents the
 drive number.
 .PP
-\fBWarning: If you use formats with more tracks
+\fBWarning: if you use formats with more tracks
 than supported by your drive, you may cause it mechanical damage.\fP
 Trying once if more tracks than the usual 40/80 are supported should not
 damage it, but no warranty is given for that.
diff --git a/man5/elf.5 b/man5/elf.5
index c3c367288..a7bea6a97 100644
--- a/man5/elf.5
+++ b/man5/elf.5
@@ -112,7 +112,7 @@ ElfN_Xword      uint64_t
 .fi
 .in
 .PP
-(Note: The *BSD terminology is a bit different.
+(Note: the *BSD terminology is a bit different.
 There,
 .I Elf64_Half
 is
diff --git a/man5/group.5 b/man5/group.5
index bfdbef5e9..84c8ea3d0 100644
--- a/man5/group.5
+++ b/man5/group.5
@@ -55,7 +55,7 @@ a list of the usernames that are members of this group, separated by commas.
 .SH BUGS
 As the 4.2BSD
 .BR initgroups (3)
-man page says: No-one seems to keep
+man page says: no-one seems to keep
 .I /etc/group
 up-to-date.
 .SH SEE ALSO