Cisco Collaboration Servers upgrade procedures and steps

Need procedures and proper step by step instructions to upgrade these Cisco UC applications to the latest 12.5 SU(X) versions.

USCPBX0002 CUCM Publisher 10.5.2.13900-12
USCPBX0003 CUCM Subscriber 10.5.2.13900-12
USCPBX0004 CUCM Subscriber 10.5.2.13900-12
USCPBX0005 CUCM Subscriber 10.5.2.13900-12
USCPBX0006 CUCM Subscriber 10.5.2.13900-12
USCPBX0007 CUCM Subscriber 10.5.2.13900-12
USCCUP0002 CUP Presence Publisher 10.5.2.22900-2
USCCUP0003 CUP Presence Subscriber 10.5.2.22900-2
USCCUC0002 Voicemail - Primary 10.5.2.13900-12
USCCUC0003 Voicemail - Secondary 10.5.2.13900-12
USCCUC0004 Voicemail - Primary 10.5.2.13900-12
USCCUC0005 Voicemail - Secondary 10.5.2.13900-12
uscepc0002 Cisco Expressway-C X8.8.3
can-jabber Cisco Expressway-E X8.8.3
uscepc0003 Cisco Expressway-C X8.8.3
wis-jabber Cisco Expressway-E X8.8.3
USCCER0002 Cisco Emergency Responder 10.5.1.20000-3
USCCER0003 Cisco Emergency Responder 10.5.1.20000-3
Voice Gateways Old Software Install N-1 Software Release