wordpress subscribe2 plugin customization

Subscribe2 provides a comprehensive subscription management and email notification system for WordPress blogs that sends email notifications to a list of subscribers when you publish new content to your blog.

if you can display the category custom for front end and display is easily.

this plugin is store the value in wordpress usermeta table with filed key is "s2_subscribed" and "s2_cat32" - (S2_cat and concat value with the category id)

Example :
1. update_user_meta / add_user_meta(get_current_user_id(), 's2_cat'.$catgoryId, $catgoryId);
2. update_user_meta / add_user_meta(get_current_user_id(), 's2_subscribed', $checkedcategoryId);

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Let me know your thoughts and questions in the comments.
Email: vyasankit2008@gmail.com