Retired teachers Paul and Mary are devoted parents and grandparents to their three children and eight grandchildren. As their family started to grow, they decided they wanted to begin saving for their grandchildren’s future. Disappointed with the returns from their savings accounts, they decided to look into other investment opportunities. After comparing a number companies online, they settled on one and made a £30,000 bank transfer. Within just a few months, their initial investment had grown sizably.

Soon afterwards, their eldest grandch...