diff --git a/src/client/cl_effects.c b/src/client/cl_effects.c
index 67a5212f..4c22f9b0 100644
--- a/src/client/cl_effects.c
+++ b/src/client/cl_effects.c
@@ -866,6 +866,9 @@ void CL_BigTeleportParticles (vec3_t org) {
 	}
 }
 
+/*
+ *  Wall impact puffs
+ */
 void CL_BlasterParticles (vec3_t org, vec3_t dir) {
 	int			i, j;
 	cparticle_t	*p;
diff --git a/src/client/cl_input.c b/src/client/cl_input.c
index a28c4483..59de4e07 100644
--- a/src/client/cl_input.c
+++ b/src/client/cl_input.c
@@ -245,6 +245,10 @@ void IN_Impulse (void) {
 	in_impulse=atoi(Cmd_Argv(1));
 }
 
+/*
+ * Returns the fraction of the frame that
+ * the key was down
+ */
 float CL_KeyState (kbutton_t *key) {
 	float		val;
 	int			msec;
diff --git a/src/client/cl_network.c b/src/client/cl_network.c
index 3ec9217d..9ca0a123 100644
--- a/src/client/cl_network.c
+++ b/src/client/cl_network.c
@@ -497,7 +497,7 @@ void CL_ConnectionlessPacket (void)
 	char	*c;
 
 	MSG_BeginReading (&net_message);
-	MSG_ReadLong (&net_message);
+	MSG_ReadLong (&net_message); // skip the -1
 
 	s = MSG_ReadStringLine (&net_message);
 
@@ -610,7 +610,7 @@ void CL_ReadPackets (void)
 		}
 
 		if (!Netchan_Process(&cls.netchan, &net_message))
-			continue;
+			continue; /* wasn't accepted for some reason */
 
 		CL_ParseServerMessage ();
 	}
diff --git a/src/client/cl_parse.c b/src/client/cl_parse.c
index 0becc5fe..65bc483f 100644
--- a/src/client/cl_parse.c
+++ b/src/client/cl_parse.c
@@ -73,6 +73,9 @@ void CL_RegisterSounds (void) {
 	S_EndRegistration ();
 }
 
+/*
+ * Returns the entity number and the header bits
+ */
 int CL_ParseEntityBits (unsigned *bits) {
 	unsigned	b, total;
 	int			i;
@@ -111,6 +114,9 @@ int CL_ParseEntityBits (unsigned *bits) {
 	return number;
 }
 
+/*
+ * Can go from either a baseline or a previous packet_entity
+ */
 void CL_ParseDelta (entity_state_t *from, entity_state_t *to, int number, int bits) {
 	/* set everything to the state we are delta'ing from */
 	*to = *from;