▁by ▁und ue ▁influence , ▁pressure , ▁manip ulation , ▁etc . ▁As ▁it ▁is ▁required ▁for ▁invalid ation ▁of ▁a ▁will , ▁und ue ▁influence ▁must ▁amount ▁to ▁" over - pers u asion , ▁dur ess , ▁force , ▁co erc ion , ▁or ▁art ful ▁or ▁fra ud ul ent ▁cont riv ances ▁to ▁such ▁a ▁degree ▁that ▁there ▁is ▁destruction ▁of ▁the ▁free ▁ag ency ▁and ▁will ▁power ▁of ▁the ▁one ▁making ▁the ▁will . ▁ ▁M ere ▁affection , ▁kind ness ▁or ▁attachment ▁of ▁one ▁person ▁for ▁another ▁may ▁not ▁of ▁itself ▁const itute ▁und ue ▁influence ." ▁For ▁example , ▁Florida ▁law ▁gives ▁a ▁list ▁of ▁the ▁types ▁of ▁active ▁proc ure ment ▁that ▁will ▁be ▁considered ▁in ▁invalid ating ▁a ▁will : ▁presence ▁of ▁the ▁benef ici ary ▁at ▁the ▁execution ▁of ▁the ▁will ; ▁presence ▁of ▁the ▁benef ici ary ▁on ▁those ▁occasions ▁when ▁the ▁test ator ▁expressed ▁a ▁desire ▁to ▁make ▁a ▁will ; ▁recommendation ▁by ▁the ▁benef ici ary ▁of ▁an ▁att orney ▁to ▁draw ▁the ▁will ; ▁knowledge ▁of ▁the ▁contents ▁of ▁the ▁will ▁by ▁the ▁benef ici ary ▁prior ▁to ▁execution ; ▁giving ▁of ▁instructions ▁on ▁prepar ation ▁of ▁the ▁will ▁by ▁the ▁benef ici ary ▁to ▁the ▁att orney ▁drawing ▁the ▁will ; ▁se cur ing ▁of ▁witness es ▁to ▁the ▁will ▁by ▁the ▁benef ici ary ; ▁and ▁safe keep ing ▁of ▁the ▁will ▁by ▁the ▁benef ici ary ▁subsequent ▁to ▁execution . ▁ ▁In ▁most ▁U . S