<ul><li>Built /modules/ContactUsManager/tenant_member/ context following module architecture standard</li><li>Files: tenant_member/index.php (auth flow, chdir to platform/), pagedata.php (module_id=31), main.template.php, inc_contactus_tenant_member.php, views/tenant_member/index.php</li><li>Data: multisite detection,  loaded via JOIN on domain_module_contact + domain_module_contact_categories</li><li>Form: formContactMeNonModal — subject dropdown, phone/name/email pre-filled from session, CAPTCHA, Email me a copy, Send Now → ContactUsController.php action=send</li><li>PHP 8.1 fixes: let → var for SOCKET_PORT (cross-block scope), null coalescing on all session accesses, htmlspecialchars() on all echoed values</li><li>NO isadmin=1 set — members are not admins (contrast with tenant_admin which forces isadmin=1)</li><li>Verified: platform shell renders, categories populated, form fields pre-filled, CAPTCHA loads, 0 PHP errors, 0 JS errors</li></ul>