def METHOD_NAME(app, target="/Applications/"):
    """
    Install an app file by moving it into the specified Applications directory
    Args:
        app (str): The location of the .app file
        target (str): The target in which to install the package to
                      Default is ''/Applications/''
    Returns:
        str: The results of the rsync command
    CLI Example:
    .. code-block:: bash
        salt '*' macpackage.install_app /tmp/tmp.app /Applications/
    """
    if target[-4:] != ".app":
        if app[-1:] == "/":
            base_app = os.path.basename(app[:-1])
        else:
            base_app = os.path.basename(app)
        target = os.path.join(target, base_app)
    if not app[-1] == "/":
        app += "/"
    cmd = 'rsync -a --delete "{}" "{}"'.format(app, target)
    return __salt__["cmd.run"](cmd)