diff --git a/examples/lightWithBrightness.cpp b/examples/lightWithBrightness.cpp
index 96df56b..4333c83 100644
--- a/examples/lightWithBrightness.cpp
+++ b/examples/lightWithBrightness.cpp
@@ -89,6 +89,10 @@ void setup() {
         brightness=directive["payload"]["brightness"];
         Serial.printf("setting brightness to: %d\n", brightness);
         outputState = PowerController::ON;
+      } else if(directive["header"]["name"]=="AdjustBrightness"){ // "dim" / "brighten" (by N percent)
+        brightness=constrain(brightness + (int)directive["payload"]["brightnessDelta"], 0, 100);
+        Serial.printf("adjusting brightness to: %d\n", brightness);
+        outputState = PowerController::ON;
       }
     }else{
       return;
diff --git a/examples/lightWithColorTemp.cpp b/examples/lightWithColorTemp.cpp
index 7635915..b14ef1c 100644
--- a/examples/lightWithColorTemp.cpp
+++ b/examples/lightWithColorTemp.cpp
@@ -28,7 +28,7 @@ AlexaDevice* device1;
 // Initial state for the light (PowerController)
 PowerController outputState = PowerController::OFF;
 int brightness=100;
-int colorTemp=0;
+int colorTemp=2700; // Kelvin; Alexa accepts 1000-10000, so never report 0
 void setup() {
   // Initialize the LED as output
   pinMode(LED_BUILTIN, OUTPUT);
@@ -94,12 +94,20 @@ void setup() {
         brightness=directive["payload"]["brightness"];
         Serial.printf("setting brightness to: %d\n", brightness);
         outputState = PowerController::ON;
+      } else if(directive["header"]["name"]=="AdjustBrightness"){ // "dim" / "brighten" (by N percent)
+        brightness=constrain(brightness + (int)directive["payload"]["brightnessDelta"], 0, 100);
+        Serial.printf("adjusting brightness to: %d\n", brightness);
+        outputState = PowerController::ON;
       }
     }else if (type == AlexaInterfaceType::COLOR_TEMPERATURE_CONTROLLER) {
       if(directive["header"]["name"]=="SetColorTemperature"){
         colorTemp=directive["payload"]["colorTemperatureInKelvin"];
         Serial.printf("setting color temperature to: %d\n", colorTemp);
         outputState = PowerController::ON;
+      } else if(directive["header"]["name"]=="IncreaseColorTemperature" || directive["header"]["name"]=="DecreaseColorTemperature"){ // "cooler" / "warmer"
+        colorTemp=constrain(colorTemp + (directive["header"]["name"]=="IncreaseColorTemperature" ? 500 : -500), 1000, 10000);
+        Serial.printf("adjusting color temperature to: %d\n", colorTemp);
+        outputState = PowerController::ON;
       }
     }else{
       return;