diff --git a/examples/SX127x/SX127x_Channel_Activity_Detection/SX127x_Channel_Activity_Detection.ino b/examples/SX127x/SX127x_Channel_Activity_Detection_Blocking/SX127x_Channel_Activity_Detection_Blocking.ino
similarity index 58%
rename from examples/SX127x/SX127x_Channel_Activity_Detection/SX127x_Channel_Activity_Detection.ino
rename to examples/SX127x/SX127x_Channel_Activity_Detection_Blocking/SX127x_Channel_Activity_Detection_Blocking.ino
index ad7126d4..6a23001a 100644
--- a/examples/SX127x/SX127x_Channel_Activity_Detection/SX127x_Channel_Activity_Detection.ino
+++ b/examples/SX127x/SX127x_Channel_Activity_Detection_Blocking/SX127x_Channel_Activity_Detection_Blocking.ino
@@ -1,19 +1,24 @@
 /*
-   RadioLib SX127x Channel Activity Detection Example
+  RadioLib SX127x Blocking Channel Activity Detection Example
 
-   This example scans the current LoRa channel and detects
-   valid LoRa preambles. Preamble is the first part of
-   LoRa transmission, so this can be used to check
-   if the LoRa channel is free, or if you should start
-   receiving a message.
+  This example scans the current LoRa channel and detects
+  valid LoRa preambles. Preamble is the first part of
+  LoRa transmission, so this can be used to check
+  if the LoRa channel is free, or if you should start
+  receiving a message.
 
-   Other modules from SX127x/RFM9x family can also be used.
+  Other modules from SX127x/RFM9x family can also be used.
 
-   For default module settings, see the wiki page
-   https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
+  Using blocking CAD is not recommended, as it will lead
+  to significant amount of timeouts, inefficient use of processor
+  time and can some miss packets!
+  Instead, interrupt CAD is recommended.
 
-   For full API reference, see the GitHub Pages
-   https://jgromes.github.io/RadioLib/
+  For default module settings, see the wiki page
+  https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
+
+  For full API reference, see the GitHub Pages
+  https://jgromes.github.io/RadioLib/
 */
 
 // include the library
diff --git a/examples/SX127x/SX127x_Receive/SX127x_Receive.ino b/examples/SX127x/SX127x_Receive_Blocking/SX127x_Receive_Blocking.ino
similarity index 72%
rename from examples/SX127x/SX127x_Receive/SX127x_Receive.ino
rename to examples/SX127x/SX127x_Receive_Blocking/SX127x_Receive_Blocking.ino
index e67fbc82..bdfae6d5 100644
--- a/examples/SX127x/SX127x_Receive/SX127x_Receive.ino
+++ b/examples/SX127x/SX127x_Receive_Blocking/SX127x_Receive_Blocking.ino
@@ -1,23 +1,28 @@
 /*
-   RadioLib SX127x Receive Example
+  RadioLib SX127x Blocking Receive Example
 
-   This example listens for LoRa transmissions using SX127x Lora modules.
-   To successfully receive data, the following settings have to be the same
-   on both transmitter and receiver:
-    - carrier frequency
-    - bandwidth
-    - spreading factor
-    - coding rate
-    - sync word
-    - preamble length
+  This example listens for LoRa transmissions using SX127x Lora modules.
+  To successfully receive data, the following settings have to be the same
+  on both transmitter and receiver:
+  - carrier frequency
+  - bandwidth
+  - spreading factor
+  - coding rate
+  - sync word
+  - preamble length
 
-   Other modules from SX127x/RFM9x family can also be used.
+  Other modules from SX127x/RFM9x family can also be used.
 
-   For default module settings, see the wiki page
-   https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
+  Using blocking receive is not recommended, as it will lead
+  to significant amount of timeouts, inefficient use of processor
+  time and can some miss packets!
+  Instead, interrupt receive is recommended.
 
-   For full API reference, see the GitHub Pages
-   https://jgromes.github.io/RadioLib/
+  For default module settings, see the wiki page
+  https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
+
+  For full API reference, see the GitHub Pages
+  https://jgromes.github.io/RadioLib/
 */
 
 // include the library
@@ -53,9 +58,6 @@ void loop() {
   Serial.print(F("[SX1278] Waiting for incoming transmission ... "));
 
   // you can receive data as an Arduino String
-  // NOTE: receive() is a blocking method!
-  //       See example ReceiveInterrupt for details
-  //       on non-blocking reception method.
   String str;
   int state = radio.receive(str);
 
diff --git a/examples/SX127x/SX127x_Transmit/SX127x_Transmit.ino b/examples/SX127x/SX127x_Transmit_Blocking/SX127x_Transmit_Blocking.ino
similarity index 70%
rename from examples/SX127x/SX127x_Transmit/SX127x_Transmit.ino
rename to examples/SX127x/SX127x_Transmit_Blocking/SX127x_Transmit_Blocking.ino
index f8c0533a..467b11e9 100644
--- a/examples/SX127x/SX127x_Transmit/SX127x_Transmit.ino
+++ b/examples/SX127x/SX127x_Transmit_Blocking/SX127x_Transmit_Blocking.ino
@@ -1,19 +1,23 @@
 /*
-   RadioLib SX127x Transmit Example
+  RadioLib SX127x Blocking Transmit Example
 
-   This example transmits packets using SX1278 LoRa radio module.
-   Each packet contains up to 255 bytes of data, in the form of:
-    - Arduino String
-    - null-terminated char array (C-string)
-    - arbitrary binary data (byte array)
+  This example transmits packets using SX1278 LoRa radio module.
+  Each packet contains up to 255 bytes of data, in the form of:
+  - Arduino String
+  - null-terminated char array (C-string)
+  - arbitrary binary data (byte array)
 
-   Other modules from SX127x/RFM9x family can also be used.
+  Other modules from SX127x/RFM9x family can also be used.
 
-   For default module settings, see the wiki page
-   https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
+  Using blocking transmit is not recommended, as it will lead
+  to inefficient use of processor time!
+  Instead, interrupt transmit is recommended.
 
-   For full API reference, see the GitHub Pages
-   https://jgromes.github.io/RadioLib/
+  For default module settings, see the wiki page
+  https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
+
+  For full API reference, see the GitHub Pages
+  https://jgromes.github.io/RadioLib/
 */
 
 // include the library
@@ -55,15 +59,15 @@ void setup() {
   */
 }
 
+// counter to keep track of transmitted packets
+int count = 0;
+
 void loop() {
   Serial.print(F("[SX1278] Transmitting packet ... "));
 
   // you can transmit C-string or Arduino string up to
   // 255 characters long
-  // NOTE: transmit() is a blocking method!
-  //       See example SX127x_Transmit_Interrupt for details
-  //       on non-blocking transmission method.
-  int state = radio.transmit("Hello World!");
+  int state = radio.transmit("Hello World! #" + String(count++));
 
   // you can also transmit byte array up to 256 bytes long
   /*
diff --git a/examples/SX127x/SX127x_Transmit_Interrupt/SX127x_Transmit_Interrupt.ino b/examples/SX127x/SX127x_Transmit_Interrupt/SX127x_Transmit_Interrupt.ino
index b0551083..640eec5a 100644
--- a/examples/SX127x/SX127x_Transmit_Interrupt/SX127x_Transmit_Interrupt.ino
+++ b/examples/SX127x/SX127x_Transmit_Interrupt/SX127x_Transmit_Interrupt.ino
@@ -1,20 +1,20 @@
 /*
-   RadioLib SX127x Transmit with Interrupts Example
+  RadioLib SX127x Transmit with Interrupts Example
 
-   This example transmits LoRa packets with one second delays
-   between them. Each packet contains up to 255 bytes
-   of data, in the form of:
-    - Arduino String
-    - null-terminated char array (C-string)
-    - arbitrary binary data (byte array)
+  This example transmits LoRa packets with one second delays
+  between them. Each packet contains up to 255 bytes
+  of data, in the form of:
+  - Arduino String
+  - null-terminated char array (C-string)
+  - arbitrary binary data (byte array)
 
-   Other modules from SX127x/RFM9x family can also be used.
+  Other modules from SX127x/RFM9x family can also be used.
 
-   For default module settings, see the wiki page
-   https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
+  For default module settings, see the wiki page
+  https://github.com/jgromes/RadioLib/wiki/Default-configuration#sx127xrfm9x---lora-modem
 
-   For full API reference, see the GitHub Pages
-   https://jgromes.github.io/RadioLib/
+  For full API reference, see the GitHub Pages
+  https://jgromes.github.io/RadioLib/
 */
 
 // include the library
@@ -63,7 +63,7 @@ void setup() {
   /*
     byte byteArr[] = {0x01, 0x23, 0x45, 0x67,
                       0x89, 0xAB, 0xCD, 0xEF};
-    state = radio.startTransmit(byteArr, 8);
+    transmissionState = radio.startTransmit(byteArr, 8);
   */
 }
 
@@ -115,13 +115,13 @@ void loop() {
 
     // you can transmit C-string or Arduino string up to
     // 255 characters long
-    transmissionState = radio.startTransmit("Hello World!");
+    transmissionState = radio.startTransmit("Hello World! #" + String(count++));
 
     // you can also transmit byte array up to 255 bytes long
     /*
       byte byteArr[] = {0x01, 0x23, 0x45, 0x67,
                         0x89, 0xAB, 0xCD, 0xEF};
-      int state = radio.startTransmit(byteArr, 8);
+      transmissionState = radio.startTransmit(byteArr, 8);
     */
   }
 }