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Showing Membership Options Page Variables with PHP
...For this trick you'll need to install something like the [ezPHP](http://wordpress.org/plugins/ezphp/) plugin to en...
Configuring s2Member Support for PayPal
...This Knowledge Base Article covers configuring s2Member to work with PayPal . s2Member integrates with [PayP...
Configuring Custom Return URLs (Thank You Pages) Upon Success
...Custom Return URLs are another advanced feature of s2Member. You can create custom pages to direct your Members up...
Can one PayPal account handle multiple sites / plugins?
...Yes, if you have multiple sites (or multiple plugins) that are all configured to use the same PayPal account that...
Dynamically Generating a Pro-Form Using MOP Vars
...[Membership Options Variables (MOP Vars)](http://s2member.com/kb-article/s2mop-shortcode/ toc-512d8de7) provide si...
What `.htaccess` files does s2Member create?
...s2Member creates two .htaccess entries. One in the root .htaccess file, and the other is actually a separate...
Automatically Redirecting to a Protected Page After a User Logs In to Your Site
...If you link to a page protected by s2Member and an existing member clicks on that protected link but arrives at yo...
How can I modify the output of certain types of Custom Registration/Profile fields?
...How can I modify the output of certain types of Custom Registration/Profile fields? To start with, s2Member makes...
How do I Update my s2Member Configuration when Upgrading from PayPal Express to PayPal Pro?
...I recently upgraded to PayPal pro to allow my customers to check out on my site. I had everything set up already i...
[s2MOP /] Shortcode Documentation
...There is a new s2Member Pro Shortcode that can be used to enhance your Membership Options Page (i.e., the page in...
Why am I seeing “Unable To Verify $_POST Vars”?
...If you're seeing a message in your s2Member Logs that says Unable To Verify $_POST Vars , that indicates s2Member...
How can I debug my payment gateway integration?
...Enable s2Member's Logging Routines If you're having problems with Payment Buttons or Pro-Forms, the first step is...
Does installing the Pro version change my settings in the free version?
...We've been running S2 Members on our site for almost 5 years now and we are only now going pro. We have a large am...
Resolving File Download Problems
...Disable GZIP Compression Momentarily If you're running s2Member with mod_deflate for Apache (common on many hos...
Mod Security (Odd 403, 503, 500 Errors)
...Mysterious 503/403 (Access Denied) Errors? Mod Security for Apache is the Likely Cause We've just taken a c...
Building an API Notification Handler (i.e., a Webhook) Using an MU Plugin file in WordPress
...API / Event-Driven Notifications If you've tinkered with the s2Member plugin for any length of time, you've proba...
Hacking s2Member w/ Hooks/Filters
...If you need to add custom processing routines or modify the behavior of existing processing routines, please use s...
PayPal Auto-Return w/o Clicking “Return to …”?
...After a user makes the payment they are not automatically redirected to the Thanks page. They must click first the...