Complex sentence: Overspill car parking may simply be parking further away from a place than desirable or in some circumstances it may involve unauthorised or anti-social parking such as double parking, parking on verges or on sidewalks and can on occasions create difficulties for others.
Split into simpler sentences: Overspill car parking may simply be parking further away from a place than desirable. In some circumstances it may involve parking violations or other unauthorised or anti-social parking such as double parking, parking on verges or on sidewalks and can on occasions create difficulties for others.