diff --git a/Messages/DestroyMsg.cpp b/Messages/DestroyMsg.cpp
index 24fbb63..6141582 100644
--- a/Messages/DestroyMsg.cpp
+++ b/Messages/DestroyMsg.cpp
@@ -12,6 +12,10 @@ DestroyMsg::DestroyMsg(char* buffer) {}
 DestroyMsg::~DestroyMsg() {}
 
 unsigned char DestroyMsg::Serialize(char *buffer) {
+  #if defined(DEBUG)
+  std::cout << "Send DestroyMsg [" << (int)this->networkId << "/" << (int)this->thingId
+            << "] " << std::endl;
+#endif
   unsigned char ix = 0;
   buffer[ix++] = this->id;
   buffer[ix++] = this->networkId;
diff --git a/Messages/InvestigateMsg.cpp b/Messages/InvestigateMsg.cpp
index 7bbde42..6420e42 100644
--- a/Messages/InvestigateMsg.cpp
+++ b/Messages/InvestigateMsg.cpp
@@ -14,6 +14,10 @@ InvestigateMsg::InvestigateMsg(unsigned char networkId, unsigned char thingId) {
 
 InvestigateMsg::~InvestigateMsg() {}
 unsigned char InvestigateMsg::Serialize(char* buffer) {
+  #if defined(DEBUG)
+  std::cout << "Send InvestigateMsg [" << (int)this->networkId << "/" << (int)this->thingId
+            << "] " << std::endl;
+#endif
   unsigned char ix = 0;
   buffer[ix++] = this->id;
   buffer[ix++] = this->networkId;
diff --git a/Messages/ModelUrlMsg.cpp b/Messages/ModelUrlMsg.cpp
index 5a61165..0753750 100644
--- a/Messages/ModelUrlMsg.cpp
+++ b/Messages/ModelUrlMsg.cpp
@@ -22,21 +22,23 @@ ModelUrlMsg::ModelUrlMsg(unsigned char networkId, Thing* thing) {
   else
     this->urlLength = (unsigned char)strlen(thing->modelUrl);
 
-  //this->url = thing->modelUrl;  // dangerous!
+  // this->url = thing->modelUrl;  // dangerous!
 
   // the url string in the buffer is not \0 terminated!
   char* url = new char[this->urlLength + 1];
   for (int i = 0; i < this->urlLength; i++)
     url[i] = thing->modelUrl[i];
   url[this->urlLength] = '\0';
-  this->url = url;}
+  this->url = url;
+}
 
 ModelUrlMsg::ModelUrlMsg(const char* buffer) {
   unsigned char ix = 1;  // first byte is msg id
   this->networkId = buffer[ix++];
   this->thingId = buffer[ix++];
   this->urlLength = buffer[ix++];
-  // this->url = &buffer[ix];  // dangerous! name should not be used anymore after
+  // this->url = &buffer[ix];  // dangerous! name should not be used anymore
+  // after
   //                           // buffer has been re-used...
 
   // the url string in the buffer is not \0 terminated!
@@ -54,6 +56,11 @@ ModelUrlMsg::~ModelUrlMsg() {
 unsigned char ModelUrlMsg::Serialize(char* buffer) {
   if (this->urlLength == 0 || this->url == nullptr)
     return 0;
+#if defined(DEBUG)
+  std::cout << "Send ModelUrlMsg [" << (int)this->networkId << "/"
+            << (int)this->thingId << "] " << (int)this->urlLength << " "
+            << this->url << std::endl;
+#endif
   unsigned char ix = 0;
   buffer[ix++] = this->id;
   buffer[ix++] = this->networkId;
diff --git a/Messages/NameMsg.cpp b/Messages/NameMsg.cpp
index 36bd474..da91c79 100644
--- a/Messages/NameMsg.cpp
+++ b/Messages/NameMsg.cpp
@@ -42,6 +42,11 @@ unsigned char NameMsg::Serialize(char* buffer) {
   if (this->nameLength == 0 || this->name == nullptr)
     return 0;
 
+#if defined(DEBUG)
+  std::cout << "Send NameMsg [" << (int)this->networkId << "/"
+            << (int)this->thingId << "] " << (int)this->nameLength << " "
+            << this->name << std::endl;
+#endif
   unsigned char ix = 0;
   buffer[ix++] = this->id;
   buffer[ix++] = this->networkId;
diff --git a/Messages/ParticipantMsg.cpp b/Messages/ParticipantMsg.cpp
index 16c3b72..c91fce9 100644
--- a/Messages/ParticipantMsg.cpp
+++ b/Messages/ParticipantMsg.cpp
@@ -13,13 +13,19 @@ ParticipantMsg::ParticipantMsg(const char* buffer) {
 ParticipantMsg::~ParticipantMsg() {}
 
 unsigned char ParticipantMsg::Serialize(char* buffer) {
+#if defined(DEBUG)
+  std::cout << "Send ParticipantMsg [" << (int)this->networkId << "] "
+            << std::endl;
+#endif
+
   unsigned char ix = 0;
   buffer[ix++] = this->id;
   buffer[ix++] = this->networkId;
   return ParticipantMsg::length;
 }
 
-// bool ParticipantMsg::Send(ParticipantUDP *participant, unsigned char networkId) {
+// bool ParticipantMsg::Send(ParticipantUDP *participant, unsigned char
+// networkId) {
 //   ParticipantMsg msg = ParticipantMsg()
 // }
 // Client Msg
diff --git a/Messages/PoseMsg.cpp b/Messages/PoseMsg.cpp
index 4bbb25a..c6d41aa 100644
--- a/Messages/PoseMsg.cpp
+++ b/Messages/PoseMsg.cpp
@@ -45,6 +45,10 @@ unsigned char PoseMsg::Serialize(char* buffer) {
   if (this->poseType == 0)
     return 0;
 
+#if defined(DEBUG)
+  std::cout << "Send PoseMsg [" << (int)this->networkId << "/"
+            << (int)this->thingId << "] " << (int)this->poseType << std::endl;
+#endif
   unsigned char ix = 0;
   buffer[ix++] = PoseMsg::id;
   buffer[ix++] = this->networkId;
diff --git a/Messages/SiteMsg.cpp b/Messages/SiteMsg.cpp
index d9f7afd..598a841 100644
--- a/Messages/SiteMsg.cpp
+++ b/Messages/SiteMsg.cpp
@@ -13,6 +13,9 @@ SiteMsg::SiteMsg(unsigned char networkId) {
 SiteMsg::~SiteMsg() {}
 
 unsigned char SiteMsg::Serialize(char* buffer) {
+#if defined(DEBUG)
+  std::cout << "Send SiteMsg [" << (int)this->networkId << "] " << std::endl;
+#endif
   unsigned char ix = 0;
   buffer[ix++] = this->id;
   buffer[ix++] = this->networkId;
diff --git a/Messages/TextMsg.cpp b/Messages/TextMsg.cpp
index 371bf92..119a907 100644
--- a/Messages/TextMsg.cpp
+++ b/Messages/TextMsg.cpp
@@ -24,6 +24,9 @@ unsigned char TextMsg::Serialize(char* buffer) {
   if (this->textLength == 0 || this->text == nullptr)
     return 0;
 
+#if defined(DEBUG)
+  std::cout << "Send TextMsg " << (int)this->textLength << " " << this->text << std::endl;
+#endif
   unsigned char ix = 0;
   buffer[ix++] = this->id;
   buffer[ix++] = this->textLength;