How do you properly write Title tag?

You can write an ideal title tag to follow these rules. The best rules are following
a) Watch your title length.
b) Don't overdo SEO keywords
c) Give every page a unique title
d) Put important keywords first
e) Take advantage of your brand
f) Write for your customers

Write unique titles for every page.
Pay attention to length.
Use your target keyword (but don't overdo it).
Be descriptive of what's on the page.
Make a (brief) case for what's on the page.

Use minimum number of keywords in the title. The length of the title should not exceed 60 characters. Title must be unique