(b) the proposed increase in site rent is necessary to cover any of the
following types of costs (each a
"special cost" ) that the park owner has incurred, or expects to incur, for a
particular purpose—
(i) significant increased operational costs in relation
to the park, including, for example, significant increases in rates, taxes or
utility costs for the park (an
"operational cost" );
(ii) the cost of significant repairs in relation to the
common areas or communal facilities in the park that the park owner could not
reasonably have foreseen (a
"repair cost" );
(iii) the cost of significant upgrades to the common areas
or communal facilities in the park (an
"upgrade cost" ); and
(c) the proposed increase in site rent is not based
wholly or partly on—