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CHAPTER 3 – The Dursleys Departing

• The protective charm on Dursley’s house will be lifted once Harry turned 17.
• Voldermort will then hunt down the Dursleys to find Harry.
• The Dursleys were to leave with the Hestia and Dedalus, people from the Order of the Phoenix and into hiding.
• Dudley “kinda” thanked Harry for saving him from the dementors (in the last book).
• Dudley gave Harry a friendly handshake before he bid farewell to him.

Chap 1 spoilers.
Chap 2 spoilers.