Further reading
http://discoverpolicing.org/ whats_like/ community-policing/ skills-abilities/ [Tip: hold Ctrl and click a link to open it in a new tab. (Hide tip)]
A significant library of resources and ‘best practice’ guidelines exists for working with vulnerable children and adults.
Some key documents would include:
Guidance on Safeguarding and Investigating the Abuse of Vulnerable Adults 2012: http://library.college.police.uk/ docs/ acpo/ vulnerable-adults-2012.pdf
Safeguarding Adults A National Framework of Standards for good practice and outcomes in adult protection work: https://www.adass.org.uk/ AdassMedia/ stories/ Publications/ Guidance/ safeguarding.pdf