I was wondering what is the easiest way to save and load data through different forms in vb. I just want to save 3 textbox.text that a user saves and be able to load it on a
If it is a User setting you can use the built in My.Settings Object to Save and Load.
From above Link:
The My.Settings object provides access to the application's settings and allows you to dynamically store and retrieve property settings and other information for your application.
You can create the Setting in your Project Property's Settings Section:

Which you can access like this.
dim MyTemp as String = My.Settings.MySetting
and Save it like this
My.Settings.MySetting = "StringValue"
My.Settings.Save()
This will be persisted in your Config file like this:
TempValue