▁in ▁part . ▁However , ▁since ▁the ▁clause ▁is ▁within ▁the ▁will ▁itself , ▁a ▁successful ▁challenge ▁to ▁the ▁will ▁rend ers ▁the ▁clause ▁meaning less . ▁Many ▁states ▁consider ▁such ▁cla uses ▁void ▁as ▁a ▁matter ▁of ▁public ▁policy ▁or ▁valid ▁only ▁if ▁a ▁will ▁is ▁cont ested ▁without ▁probable ▁cause . ▁ ▁This ▁article ▁mainly ▁discuss es ▁American ▁law ▁and ▁cases . ▁Will ▁cont ests ▁are ▁more ▁common ▁in ▁the ▁US ▁States ▁than ▁in ▁other ▁countries . ▁This ▁pre val ence ▁of ▁will ▁cont ests ▁in ▁the ▁US ▁is ▁partly ▁because ▁American ▁law ▁gives ▁people ▁a ▁large ▁degree ▁of ▁freedom ▁in ▁dispos ing ▁of ▁their ▁property ▁and ▁also ▁because ▁" a ▁number ▁of ▁in cent ives ▁for ▁su ing ▁exist ▁in ▁American ▁law ▁outside ▁of ▁the ▁mer its ▁of ▁the ▁lit ig ation ▁itself ". ▁Most ▁other ▁legal ▁trad itions ▁en force ▁some ▁type ▁of ▁forced ▁he ir ship , ▁requiring ▁that ▁a ▁test ator ▁leave ▁at ▁least ▁some ▁assets ▁to ▁their ▁family , ▁particularly ▁the ▁sp ouse ▁and ▁children . ▁ ▁Stand ing ▁to ▁contest ▁will ▁Typ ically , ▁standing ▁in ▁the ▁United ▁States ▁to ▁contest ▁the ▁valid ity ▁of ▁a ▁will ▁is ▁limited ▁to ▁two ▁classes ▁of ▁persons : ▁ ▁Those ▁who ▁are ▁named ▁on ▁the ▁face ▁of ▁the ▁will ▁( any ▁benef ici ary ); ▁ ▁Those ▁who ▁would ▁inherit ▁from ▁the ▁test ator ▁if ▁the ▁will ▁was ▁invalid ▁ ▁For ▁example , ▁if ▁Mon ica ▁makes ▁a ▁will ▁leaving ▁$ 5 , 0 0 0 ▁each ▁to