Modify overview report tab

overview-reports.php

<?php
/* Default hooks that display on overview page
-----------------------------------------------*/
add_action( 'wpcrm_system_overview_reports', 'wpcrm_system_opportunity_value_overview_report', 1 );
add_action( 'wpcrm_system_overview_reports', 'wpcrm_system_projects_value_overview_report', 2 );
add_action( 'wpcrm_system_overview_reports', 'wpcrm_system_overdue_tasks_overview_report', 3 );

/* Reorder overview report lines
--------------------------------*/
remove_action( 'wpcrm_system_overview_reports', 'wpcrm_system_opportunity_value_overview_report', 1 );
remove_action( 'wpcrm_system_overview_reports', 'wpcrm_system_projects_value_overview_report', 2 );
remove_action( 'wpcrm_system_overview_reports', 'wpcrm_system_overdue_tasks_overview_report', 3 );
add_action( 'wpcrm_system_overview_reports', 'wpcrm_system_opportunity_value_overview_report', 3 );
add_action( 'wpcrm_system_overview_reports', 'wpcrm_system_projects_value_overview_report', 1 );
add_action( 'wpcrm_system_overview_reports', 'wpcrm_system_overdue_tasks_overview_report', 2 );

/* Remove the opportunity value line from the overview report tab
------------------------------------------------------------------*/
add_action( 'wpcrm_system_overview_reports', 'remove_opportunity_value_overview', 1 );
function remove_opportunity_value_overview() {
  remove_action( 'wpcrm_system_overview_reports', 'wpcrm_system_opportunity_value_overview_report', 1 );
}

/* Add new line(s) to overview report page
-------------------------------------------*/
add_action( 'wpcrm_system_overview_reports', 'my_overview_report' );
function my_overview_report() { ?>
  <tr>
    <td>
      <strong>Title of line</strong>
    </td>
    <td>
      Line value
    </td>
  </tr>
<?php }