[ANSTHRLD] Sustaining vs. Maintaining and Conflict Check

[Castellana Donea]

1. I think it has to do with the size of the charges, but could someone please tell me the diffrence between maintaining  and sustaining?
 
2. Is there a CD for somthing sustained vs. maintained
 
3. CONFLICT CHECK HELP
 
Fieldless, a bear rampant sable maintaining a violet proper
 
             -OR-
 
Fieldless, a bear rampant sable sustaining a violet proper

YIS,

Lady Castellana de Andalusia
known as Castellana Donea
(Kass-tae-yanna)
Protogee' to Syr Burke Kyriell MacDonald
Rom Bara of House Patrin Or
Wiensenfeuer's Deputy Herald
Kingdom Armillary Pursuvant