They must also work in partnership to involve and engage with individuals and communities as they seek to improve the social, cultural, environmental and economic well-being of the area.
Rhaid iddynt hefyd weithio mewn partneriaeth i gynnwys ac ymgysylltu ag unigolion a chymunedau wrth iddynt geisio gwella lles cymdeithasol, diwylliannol, amgylcheddol ac economaidd yr ardal.