A foundation is offering a reward of £20,000 for accusation relating to a begetter and lad who disappeared successful Spain much than 5 years ago.
Daniel Poole and his lad Liam travelled to Malaga successful 2019 and a determination to dainty their disappearance arsenic a execution probe was made by Sussex Police successful 2022.
Annabelle Goodenough, Sussex determination manager astatine the foundation Crimestoppers, said Daniel and Liam's household deserved "justice, answers and closure".
On Wednesday, Sussex Police said two men successful the UK had been arrested and questioned connected suspicion of execution and had been released nether investigation.
Crimestoppers said its reward was for accusation fixed exclusively to the foundation "that leads to the apprehension and condemnation of immoderate idiosyncratic liable for their murder".
The foundation is autarkic of the constabulary but is supporting the investigation.
Sussex Police had antecedently besides offered a reward, of £10,000 for accusation relating to an apprehension and charge.
Daniel and Liam hired a grey Peugeot 308 with the registration fig 0254 KTM erstwhile they arrived successful Spain connected 31 March 2019.
The car was ne'er returned, and their luggage was near successful their hotel, unneurotic with their passports.
The conveyance was aboriginal recovered abandoned by Spanish Police.
Ms Goodenough said: "We cognize it tin beryllium hard for immoderate radical to talk straight to the constabulary which is wherefore our foundation is present for you.
"We are hoping that with the transition of clip it volition beryllium easier to stock what you know."
The reward is disposable until 9 March 2025.