With reference to case law, explain the various problems that beneficiaries face when challenging a trustee’s investment decisions.

Notwithstanding the provisions of sections 1, 4 and 5 of the Trustee Act 2000, it is still difficult for beneficiaries to establish that the trustees are liable for breach of trust through improper investment decisions. With reference to case law, explain the various problems that beneficiaries face when challenging a trustee’s investment decisions.