diff --git a/usr/bin/spoc-app b/usr/bin/spoc-app
index 425db32..0be1e92 100755
--- a/usr/bin/spoc-app
+++ b/usr/bin/spoc-app
@@ -123,45 +123,45 @@ subparsers = parser.add_subparsers()
 
 parser_list = subparsers.add_parser('list')
 parser_list.set_defaults(action=listing)
-parser_list.add_argument('type', choices=('installed', 'online', 'updates', 'published', 'running', 'stopped'), default='installed', const='installed', nargs='?')
+parser_list.add_argument('type', choices=('installed', 'online', 'updates', 'published', 'running', 'stopped'), default='installed', const='installed', nargs='?', help='Selected repository or application criteria')
 
 parser_install = subparsers.add_parser('install')
 parser_install.set_defaults(action=install)
-parser_install.add_argument('app')
+parser_install.add_argument('app', help='Name of the application to install')
 
 parser_update = subparsers.add_parser('update')
 parser_update.set_defaults(action=update)
-parser_update.add_argument('app')
+parser_update.add_argument('app', help='Name of the application to update')
 
 parser_uninstall = subparsers.add_parser('uninstall')
 parser_uninstall.set_defaults(action=uninstall)
-parser_uninstall.add_argument('app')
+parser_uninstall.add_argument('app', help='Name of the application to uninstall')
 
 parser_start = subparsers.add_parser('start')
 parser_start.set_defaults(action=start)
-parser_start.add_argument('app')
+parser_start.add_argument('app', help='Name of the application to start')
 
 parser_stop = subparsers.add_parser('stop')
 parser_stop.set_defaults(action=stop)
-parser_stop.add_argument('app')
+parser_stop.add_argument('app', help='Name of the application to stop')
 
 parser_status = subparsers.add_parser('status')
 parser_status.set_defaults(action=status)
-parser_status.add_argument('app')
+parser_status.add_argument('app', help='Name of the application to check')
 
 parser_publish = subparsers.add_parser('publish')
 parser_publish.set_defaults(action=publish)
 parser_publish.add_argument('-f', '--force', action='store_true', help='Force republish already published application')
-parser_publish.add_argument('filename')
+parser_publish.add_argument('filename', help='Path to metadata file of the application to publish')
 
 parser_unpublish = subparsers.add_parser('unpublish')
 parser_unpublish.set_defaults(action=unpublish)
-parser_unpublish.add_argument('app')
+parser_unpublish.add_argument('app', help='Name of the application to unpublish')
 
 parser_autostart = subparsers.add_parser('autostart')
 parser_autostart.set_defaults(action=autostart)
-parser_autostart.add_argument('app')
-parser_autostart.add_argument('value', choices=('1', 'on', 'enable', 'true', '0', 'off', 'disable', 'false'), help='Sets the applications to be automatically started after the host boots up')
+parser_autostart.add_argument('app', help='Name of the application to be automatically started')
+parser_autostart.add_argument('value', choices=('1', 'on', 'enable', 'true', '0', 'off', 'disable', 'false'), help='Set or unset the applications to be automatically started after the host boots up')
 
 parser_start_autostarted = subparsers.add_parser('start-autostarted')
 parser_start_autostarted.set_defaults(action=start_autostarted)
diff --git a/usr/bin/spoc-container b/usr/bin/spoc-container
index 901f79e..e2419eb 100755
--- a/usr/bin/spoc-container
+++ b/usr/bin/spoc-container
@@ -114,7 +114,7 @@ subparsers = parser.add_subparsers()
 
 parser_list = subparsers.add_parser('list')
 parser_list.set_defaults(action=listing)
-parser_list.add_argument('type', choices=('all', 'running', 'stopped'), default='all', const='all', nargs='?')
+parser_list.add_argument('type', choices=('all', 'running', 'stopped'), default='all', const='all', nargs='?', help='Selected container criteria')
 
 parser_create = subparsers.add_parser('create')
 parser_create.set_defaults(action=create)
@@ -127,8 +127,8 @@ parser_create.add_argument('-c', '--cmd', help='Sets the container init command'
 parser_create.add_argument('-w', '--workdir', help='Sets the container init working directory')
 parser_create.add_argument('-r', '--ready', help='Sets the container ready command')
 parser_create.add_argument('-s', '--stopsig', help='Sets the signal to be sent to init on container shutdown')
-parser_create.add_argument('container')
-parser_create.add_argument('image')
+parser_create.add_argument('container', help='Name of the container to create')
+parser_create.add_argument('image', help='Name of the image of which the container should be based')
 
 parser_modify = subparsers.add_parser('modify')
 parser_modify.set_defaults(action=modify)
@@ -141,31 +141,31 @@ parser_modify.add_argument('-c', '--cmd', help='Sets the container init command'
 parser_modify.add_argument('-w', '--workdir', help='Sets the container init working directory')
 parser_modify.add_argument('-r', '--ready', help='Sets the container ready command')
 parser_modify.add_argument('-s', '--stopsig', help='Sets the signal to be sent to init on container shutdown')
-parser_modify.add_argument('container')
+parser_modify.add_argument('container', help='Name of the container to modify')
 
 parser_destroy = subparsers.add_parser('destroy')
 parser_destroy.set_defaults(action=destroy)
-parser_destroy.add_argument('container')
+parser_destroy.add_argument('container', help='Name of the container to destroy')
 
 parser_start = subparsers.add_parser('start')
 parser_start.set_defaults(action=start)
-parser_start.add_argument('container')
-parser_start.add_argument('command', nargs=argparse.REMAINDER)
+parser_start.add_argument('container', help='Name of the container to start')
+parser_start.add_argument('command', nargs=argparse.REMAINDER, help='Command to be run instead of the default init command')
 
 parser_stop = subparsers.add_parser('stop')
 parser_stop.set_defaults(action=stop)
-parser_stop.add_argument('container')
+parser_stop.add_argument('container', help='Name of the container to stop')
 
 parser_status = subparsers.add_parser('status')
 parser_status.set_defaults(action=status)
-parser_status.add_argument('container')
+parser_status.add_argument('container', help='Name of the container to check')
 
 parser_exec = subparsers.add_parser('exec')
 parser_exec.set_defaults(action=execute)
 parser_exec.add_argument('-u', '--uid', help='Sets the command UID')
 parser_exec.add_argument('-g', '--gid', help='Sets the command GID')
-parser_exec.add_argument('container')
-parser_exec.add_argument('command', nargs=argparse.REMAINDER)
+parser_exec.add_argument('container', help='Name of the container in which to run the command')
+parser_exec.add_argument('command', nargs=argparse.REMAINDER, help='The command to be run')
 
 args = parser.parse_args()
 
diff --git a/usr/bin/spoc-image b/usr/bin/spoc-image
index 66785d5..9e42e30 100755
--- a/usr/bin/spoc-image
+++ b/usr/bin/spoc-image
@@ -113,15 +113,15 @@ subparsers = parser.add_subparsers()
 
 parser_list = subparsers.add_parser('list')
 parser_list.set_defaults(action=listing)
-parser_list.add_argument('type', choices=('installed', 'online', 'published'), default='installed', const='installed', nargs='?')
+parser_list.add_argument('type', choices=('installed', 'online', 'published'), default='installed', const='installed', nargs='?', help='Selected repository')
 
 parser_download = subparsers.add_parser('download')
 parser_download.set_defaults(action=download)
-parser_download.add_argument('image')
+parser_download.add_argument('image', help='Name of the image to download')
 
 parser_delete = subparsers.add_parser('delete')
 parser_delete.set_defaults(action=delete)
-parser_delete.add_argument('image')
+parser_delete.add_argument('image', help='Name of the image to delete')
 
 parser_clean = subparsers.add_parser('clean')
 parser_clean.set_defaults(action=clean)
@@ -130,16 +130,16 @@ parser_build = subparsers.add_parser('build')
 parser_build.set_defaults(action=build)
 parser_build.add_argument('-f', '--force', action='store_true', help='Force rebuild already existing image')
 parser_build.add_argument('-p', '--publish', action='store_true', help='Publish the image after successful build')
-parser_build.add_argument('filename')
+parser_build.add_argument('filename', help='Path to the file with build recipe')
 
 parser_publish = subparsers.add_parser('publish')
 parser_publish.set_defaults(action=publish)
 parser_publish.add_argument('-f', '--force', action='store_true', help='Force republish already published image')
-parser_publish.add_argument('image')
+parser_publish.add_argument('image', help='Name of the image to publish')
 
 parser_unpublish = subparsers.add_parser('unpublish')
 parser_unpublish.set_defaults(action=unpublish)
-parser_unpublish.add_argument('image')
+parser_unpublish.add_argument('image', help='Name of the image to unpublish')
 
 args = parser.parse_args()