Change store before create order

[rafaBItteria]

Hello,

I created an observer in event "sales_order_place_before".I have a multistore and I want to remove all products of the quote and add products of other store view. I don´t know how to change of store

Thank you and sorry for my english !

[KuafuSoft]

store view shares products, so you don't have to remove and add again when swithcing stores, you can simply set store id to quote and Mage::app()->setCurrentStore()