what white hat seo packages must have

There are a ton of white hat seo packages out there.
What is a must they should offer?
what to look for?
what makes one package better than another if they all guarantee the best results?

Any recommendations on a white hat SEO package?
thank you

Pure White hat is No Hat.
What you are looking for is in the lines of Grey Hat.
If you want White Hat and have NO Knowledge on SEO hire a agency or pro instead will save you lots of time and money.

Too many general questions. You need to learn the basics first and you will know the answers.