We all have the struggle of making our sites more mobile friendly and because 75% of my visits are from mobile device.
Mobile screen space is limited; there are page blocks we can do without to save space on mobile devices; so we can have a smoother flow for our mobile users.
 
Edit: /inc/classes/BxDolPageViewAdmin.php
around line 511 (7.2.1) or 544 (7.3) find:
                'DesignBox' => array(
                   'type' => 'select',
                    'name' => 'DesignBox',
                    'caption' => $sDesignBoxLangKeyC,
                    'value' => $aItem['DesignBox'],
                    'values' => array(
                        array('key' => 2, 'value' => _t('_adm_pbuilder_DesignBox_2')),
                        array('key' => 0, 'value' => _t('_adm_pbuilder_DesignBox_0')),
                        array('key' => 11, 'value' => _t('_adm_pbuilder_DesignBox_11')),
                        array('key' => 1, 'value' => _t('_adm_pbuilder_DesignBox_1')),
                        array('key' => 13, 'value' => _t('_adm_pbuilder_DesignBox_13')),
                        array('key' => 3, 'value' => _t('_adm_pbuilder_DesignBox_3')),
                    ),
                    'required' => true,
                ),
Change it to:
                'DesignBox' => array(
                    'type' => 'select',
                    'name' => 'DesignBox',
                    'caption' => $sDesignBoxLangKeyC,
                    'value' => $aItem['DesignBox'],
                    'values' => array(
                        array('key' => 2, 'value' => _t('_adm_pbuilder_DesignBox_2')),
                        array('key' => 0, 'value' => _t('_adm_pbuilder_DesignBox_0')),
                        array('key' => 11, 'value' => _t('_adm_pbuilder_DesignBox_11')),
                        array('key' => 1, 'value' => _t('_adm_pbuilder_DesignBox_1')),
                        array('key' => 13, 'value' => _t('_adm_pbuilder_DesignBox_13')),
                        array('key' => 3, 'value' => _t('_adm_pbuilder_DesignBox_3')),
                        array('key' => 70, 'value' => _t('_adm_pbuilder_DesignBox_70'))
                        array('key' => 71, 'value' => _t('_adm_pbuilder_DesignBox_71')),
                        array('key' => 72, 'value' => _t('_adm_pbuilder_DesignBox_72')),
                        array('key' => 73, 'value' => _t('_adm_pbuilder_DesignBox_73')),
                        array('key' => 74, 'value' => _t('_adm_pbuilder_DesignBox_74')),
                    ),
                    'required' => true,
                ),
Add languages keys:
Category: system
Key: _adm_pbuilder_DesignBox_70
String: Mobile Hide No Box
Key: _adm_pbuilder_DesignBox_71
String: Mobile Hide Box (title, padding)
Key: _adm_pbuilder_DesignBox_72
String: Mobile Hide Box (title, no padding)
Key: _adm_pbuilder_DesignBox_73
String: Mobile Hide Box (no title, padding)
Key: _adm_pbuilder_DesignBox_74
String: Mobile Hide Box (no title, no padding)
Copy attached "designbox_7x.html" files to: /templates/base/
