diff --git a/src/lib/positionsource/positionsource.cpp b/src/lib/positionsource/positionsource.cpp
index 4693b2c..a77d425 100644
--- a/src/lib/positionsource/positionsource.cpp
+++ b/src/lib/positionsource/positionsource.cpp
@@ -1,92 +1,92 @@
 #include "positionsource.h"
 
 #include "debug.h"
 
 #include <QQmlEngine>
 
 PositionSource::PositionSource()
 {
     QQmlEngine::setObjectOwnership(this, QQmlEngine::CppOwnership);
 
     createPositionSource();
 }
 
 void PositionSource::createPositionSource()
 {
     // The smartpointer will take care of the pointer, that's why we are using nullptr as parent.
     m_geoPositionSource.reset(QGeoPositionInfoSource::createDefaultSource(nullptr));
     if (m_geoPositionSource.isNull()) {
         qCWarning(POSITIONSOURCE) << "Position source is not available for this device.";
         return;
     }
 
     qCDebug(POSITIONSOURCE) << "New position source:" << m_geoPositionSource->sourceName();
 
-    // Set the update interval to 3s
+    // Set the update interval to 3s.
     m_geoPositionSource->setUpdateInterval(3000);
     m_geoPositionSource->setPreferredPositioningMethods(QGeoPositionInfoSource::SatellitePositioningMethods);
     m_geoPositionSource->startUpdates();
 
     connect(m_geoPositionSource.get(), QOverload<QGeoPositionInfoSource::Error>::of(&QGeoPositionInfoSource::error), this, &PositionSource::setPositionSourceError);
     connect(m_geoPositionSource.get(), &QGeoPositionInfoSource::positionUpdated, this, &PositionSource::setPositionInfo);
 }
 
 bool PositionSource::enabled() const
 {
     return m_enabled;
 }
 
 void PositionSource::setEnabled(bool enabled)
 {
     if (m_enabled == enabled) {
         return;
     }
 
     m_enabled = enabled;
     emit enabledChanged(m_enabled);
 }
 
 void PositionSource::setPositionInfo(const QGeoPositionInfo &geoPositionInfo)
 {
     if (!geoPositionInfo.isValid()) {
         qCWarning(POSITIONSOURCE) << "Not valid position info from position source:" << geoPositionInfo;
         return;
     }
 
     const auto geoCoordinate = geoPositionInfo.coordinate();
     if (m_geoCoordinate == geoCoordinate) {
         return;
     }
 
     m_geoCoordinate = geoCoordinate;
     emit coordinateChanged(m_geoCoordinate);
 }
 
 QGeoCoordinate PositionSource::coordinate() const
 {
     return m_geoCoordinate;
 }
 
 const QGeoPositionInfoSource *PositionSource::positionInfoSource() const
 {
     return m_geoPositionSource.get();
 }
 
 void PositionSource::setPositionSourceError(QGeoPositionInfoSource::Error positioningError)
 {
     qWarning(POSITIONSOURCE) << "Position source error:" << positioningError;
 }
 
 QObject *PositionSource::qmlSingletonRegister(QQmlEngine *engine, QJSEngine *scriptEngine)
 {
     Q_UNUSED(engine)
     Q_UNUSED(scriptEngine)
 
     return &self();
 }
 
 PositionSource &PositionSource::self()
 {
     static PositionSource self;
     return self;
 }
diff --git a/src/lib/positionsource/positionsource.h b/src/lib/positionsource/positionsource.h
index bcf2e9a..0db879e 100644
--- a/src/lib/positionsource/positionsource.h
+++ b/src/lib/positionsource/positionsource.h
@@ -1,101 +1,101 @@
 #pragma once
 
 #include <QGeoPositionInfoSource>
 #include <QSharedPointer>
 
 class QJSEngine;
 class QQmlEngine;
 
 /**
- * @brief Manage the position source of the ground control station
+ * @brief Manage the position source of the ground control station.
  *
  */
 class PositionSource : public QObject
 {
     Q_OBJECT
 
     Q_PROPERTY(bool enabled READ enabled WRITE setEnabled NOTIFY enabledChanged)
     Q_PROPERTY(QGeoCoordinate coordinate READ coordinate NOTIFY coordinateChanged)
 
 public:
     /**
-     * @brief Return PositionSource status, if it's enabled
+     * @brief Return PositionSource status, if it's enabled.
      *
-     * @return true PositionSource is enable and working
-     * @return false Positionsource is disabled
+     * @return true PositionSource is enable and working.
+     * @return false Positionsource is disabled.
      */
     bool enabled() const;
 
     /**
-     * @brief Turn PositionSource to enable or disable
+     * @brief Turn PositionSource to enable or disable.
      *
      * @param enabled
      */
     void setEnabled(bool enabled);
 
     /**
-     * @brief Set a new position info
+     * @brief Set a new position info.
      *
      * @param geoPositionInfo
      */
     void setPositionInfo(const QGeoPositionInfo &geoPositionInfo);
 
     /**
-     * @brief Return the last valid coordinate
+     * @brief Return the last valid coordinate.
      *
      * @return QGeoCoordinate
      */
     QGeoCoordinate coordinate() const;
 
     /**
-     * @brief Return the position source for this class
+     * @brief Return the position source for this class.
      *
      * @return const QGeoPositionInfoSource*
      */
     const QGeoPositionInfoSource *positionInfoSource() const;
 
     /**
-     * @brief Return PositionSource pointer
+     * @brief Return PositionSource pointer.
      *
      * @return PositionSource*
      */
     static PositionSource &self();
 
     /**
-     * @brief Return a pointer of this singleton to the qml register function
+     * @brief Return a pointer of this singleton to the qml register function.
      *
      * @param engine
      * @param scriptEngine
      * @return QObject*
      */
     static QObject *qmlSingletonRegister(QQmlEngine *engine, QJSEngine *scriptEngine);
 
 Q_SIGNALS:
     void enabledChanged(bool enabled);
     void coordinateChanged(const QGeoCoordinate &geoCoordinate);
 
 private:
     Q_DISABLE_COPY(PositionSource)
     /**
-     * @brief Construct a new Position Source object
+     * @brief Construct a new Position Source object.
      *
      */
     PositionSource();
 
     /**
-     * @brief Create the position source for this class
+     * @brief Create the position source for this class.
      *
      */
     void createPositionSource();
 
     /**
-     * @brief Set position source error type
+     * @brief Set position source error type.
      *
      * @param positioningError
      */
     void setPositionSourceError(QGeoPositionInfoSource::Error positioningError);
 
     bool m_enabled;
     QGeoCoordinate m_geoCoordinate;
     QSharedPointer<QGeoPositionInfoSource> m_geoPositionSource;
 };