Patients and loved ones, before you call a notary public, ensure that you are not being forced nor forcing someone else to sign anything, as this is considered duress or coercion.
Duress, although not desired in ANY situation, happens often. Notaries, be aware for what to watch out for. Here is one article* you can turn to for some typical advice as it relates to minimizing your liability during signing, including duress.
Notaries, read this very information article from the National Notary Association regarding some important points when notarizing documents.
There is a plethora of information on this very blog about certain signing situations that may come into questions. Some of the articles are as follows: