If you have been effective in the service of patricians, you may be awarded a crest, coast or arms, title, name, order or some other note. Most people do not have a crest, title or coast of arms… It is not easy to be effective to the status quo to the degree of receiving a coat of arms, for your information. Below are resources relating to heraldry. They relate to family as does the website.
A Dictionary of Heraldry and Related Subjects
A Dictionary of Heraldry
An Outline of Heraldry in England and Scotland
The Oxford Guide to Heraldry
The Complete Guide To Heraldry