I suggest the client should discuss her claim with the (other)
beneficiaries, to see if they will accept the position.
Before doing so, though, she should take advice as, to my mind, being
executor may strengthen her position as her entitlement could be
bolstered by the application of the decision in Strong v. Bird, but may
also be seen as an aggressive act by the beneficiaries.
However, if Strong v. Bird would apply, not taking the grant may
undermine her claim, depending upon the perceived reliability of her
Whether or not to take the grant may, therefore, need to be a strategic
decision supported by advice (from counsel).