diff --git a/src/rest/response.lua b/src/rest/response.lua
index 159e825..e1588f0 100644
--- a/src/rest/response.lua
+++ b/src/rest/response.lua
@@ -130,11 +130,11 @@ function M:addPostResponseFunction(fn)
   table.insert(self.postResponseQueue, fn)
 end
 
---- Call all function on the post-response queue, see @{M:addPostResponseFunction} for details and a side-note.
+--- Call all functions on the post-response queue, see @{M:addPostResponseFunction} for details and a side-note.
 function M:executePostResponseQueue()
-  --log:info(MOD_ABBR, "Response:executePostResponseQueue: " .. utils.dump(self.postResponseQueue))
+	log:verbose(MOD_ABBR, "Response:executePostResponseQueue: " .. utils.dump(self.postResponseQueue))
 
-  for i,fn in ipairs(self.postResponseQueue) do fn() end
+	for i,fn in ipairs(self.postResponseQueue) do fn() end
 end
 
 --- Returns an API url pointing to @{conf_defaults.API_BASE_URL_PATH}, which is quite useless.
@@ -153,7 +153,7 @@ function M:serializeAsJson()
 	return JSON:encode(self.body)
 end
 
---- Writes HTTP headers, followed by an HTTP body containing JSON data to stdout.
+--- Writes HTTP headers to stdout, followed by an HTTP body containing either JSON data or a file attachment.
 function M:send()
 	printHeaderLine("Status", self.httpStatusCode .. " " .. self.httpStatusText)
 	printHeaderLine("Content-Type", self.contentType)
@@ -170,7 +170,7 @@ function M:send()
 	end
 
 	if self.body.status ~= "success" then
-		log:verbose(MOD_ABBR, "Response:"..utils.dump(self.body.status).." ("..utils.dump(self.body.msg)..")")
+		log:verbose(MOD_ABBR, "Response: "..utils.dump(self.body.status).." ("..utils.dump(self.body.msg)..")")
 	end
 end
 
diff --git a/src/util/access.lua b/src/util/access.lua
index cf2ac64..73acbb5 100644
--- a/src/util/access.lua
+++ b/src/util/access.lua
@@ -43,7 +43,7 @@ end
 function M.getController()
 	local file, error = io.open('/tmp/controller.txt','r')
 	if file == nil then
-		--log:error(MOD_ABBR, "Util:Access:Can't read controller file. Error: "..error)
+		--log:error(MOD_ABBR, "Util:Access: Can't read controller file. Error: "..error)
 		return ""
 	else
 		controllerIP = file:read('*a')
diff --git a/src/util/printer.lua b/src/util/printer.lua
index a61781f..48ce912 100644
--- a/src/util/printer.lua
+++ b/src/util/printer.lua
@@ -83,7 +83,7 @@ end
 --returns a printer instance or nil (and sets error state on response in the latter case)
 function M.createPrinterOrFail(deviceId, response)
 
-	--log:verbose(MOD_ABBR, "API:printer:createPrinterOrFail: "..utils.dump(deviceId))
+	--log:info(MOD_ABBR, "API:printer:createPrinterOrFail: "..utils.dump(deviceId))
 	local rv,msg,printer = nil, nil, nil
 
 	if deviceId == nil or deviceId == "" then
diff --git a/src/util/settings.lua b/src/util/settings.lua
index b9d14e3..d8c1d8f 100644
--- a/src/util/settings.lua
+++ b/src/util/settings.lua
@@ -179,7 +179,7 @@ function M.get(key)
 	local uciV,msg = uci:get(UCI_CONFIG_NAME, section, key)
 	if not uciV and msg ~= nil then
 		local errorMSG = "Issue reading setting '"..utils.dump(key).."': "..utils.dump(msg);
-		log:info(MOD_ABBR, errorMSG)
+		log:warning(MOD_ABBR, errorMSG)
 		return nil, errorMSG;
 	end
 	
@@ -246,14 +246,14 @@ end
 -- @treturn bool|nil True if everything went well, false if validation error, nil in case of error.
 -- @treturn ?string Error message in case first return value is nil (invalid key).
 function M.set(key, value, noCommit)
-	log:info(MOD_ABBR, "settings:set: "..utils.dump(key).." to: "..utils.dump(value))
+	--log:info(MOD_ABBR, "settings:set: "..utils.dump(key).." to: "..utils.dump(value))
 	key = replaceDots(key)
 
 	local r = utils.create(UCI_CONFIG_FILE)
 	local rv, msg = uci:set(UCI_CONFIG_NAME, UCI_CONFIG_SECTION, UCI_CONFIG_TYPE)
 	if not rv and msg ~= nil then
 		local errorMSG = "Issue creating section '"..utils.dump(UCI_CONFIG_SECTION).."': "..utils.dump(msg);
-		log:info(MOD_ABBR, errorMSG)
+		log:warning(MOD_ABBR, errorMSG)
 		return nil, errorMSG;
 	end
 
@@ -285,7 +285,7 @@ function M.set(key, value, noCommit)
 		local rv, msg = uci:set(UCI_CONFIG_NAME, section, UCI_CONFIG_TYPE)
 		if not rv and msg ~= nil then
 			local errorMSG = "Issue getting subsection '"..utils.dump(base.subSection).."': "..utils.dump(msg);
-			log:info(MOD_ABBR, errorMSG)
+			log:warning(MOD_ABBR, errorMSG)
 			return nil, errorMSG;
 		end
 	end
@@ -294,14 +294,14 @@ function M.set(key, value, noCommit)
 		local rv, msg = uci:set(UCI_CONFIG_NAME, section, key, toUciValue(value, base.type))
 		if not rv and msg ~= nil then
 			local errorMSG = "Issue setting setting '"..utils.dump(key).."' in section '"..utils.dump(section).."': "..utils.dump(msg);
-			log:info(MOD_ABBR, errorMSG)
+			log:warning(MOD_ABBR, errorMSG)
 			return nil, errorMSG;
 		end
 	else
 		local rv, msg = uci:delete(UCI_CONFIG_NAME, section, key)
 		if not rv and msg ~= nil then
 			local errorMSG = "Issue deleting setting '"..utils.dump(key).."' in section '"..utils.dump(section).."': "..utils.dump(msg);
-			log:info(MOD_ABBR, errorMSG)
+			log:warning(MOD_ABBR, errorMSG)
 			return nil, errorMSG;
 		end
 	end
@@ -326,7 +326,7 @@ function M.resetAll()
 	local allSections, msg = uci:get_all(UCI_CONFIG_NAME)
 	if not allSections and msg ~= nil then
 		local errorMSG = "Issue reading all settings: "..utils.dump(msg);
-		log:info(MOD_ABBR, errorMSG)
+		log:warning(MOD_ABBR, errorMSG)
 		return nil, errorMSG;
 	end
 
@@ -336,7 +336,7 @@ function M.resetAll()
 			local rv, msg = uci:delete(UCI_CONFIG_NAME,key)
 			if not rv and msg ~= nil then
 				local errorMSG = "Issue deleting setting '"..utils.dump(key).."': "..utils.dump(msg);
-				log:info(MOD_ABBR, errorMSG)
+				log:warning(MOD_ABBR, errorMSG)
 				return nil, errorMSG;
 			end
 		end
@@ -373,7 +373,7 @@ function M.reset(key, noCommit)
 	--   (which always happens when reset is used in resetall) it will also generate a error
 	--if not rv and msg ~= nil then
 	--	local errorMSG = "Issue deleting setting '"..utils.dump(key).."' in section '"..section.."': "..utils.dump(msg);
-	--	log:info(MOD_ABBR, errorMSG)
+	--	log:warning(MOD_ABBR, errorMSG)
 	--	return nil, errorMSG;
 	--end
 
diff --git a/src/util/status.lua b/src/util/status.lua
index 6d38149..557ebe7 100644
--- a/src/util/status.lua
+++ b/src/util/status.lua
@@ -25,7 +25,7 @@ function M.get(fileName)
 	local path = getPath(fileName)
 	local file, error = io.open(path,'r')
 	if file == nil then
-		--log:error(MOD_ABBR, "Util:Access:Can't read controller file. Error: "..error)
+		--log:warning(MOD_ABBR, "Util:Access:Can't read controller file. Error: "..error)
 		return "",""
 	else
 		local status = file:read('*a')