When purchasing from me your contact details will only be used to send you emails about the delivery and to send you your purchase. You will not be added to my newsletter.
If you sign up to my newsletter your details will only ever be used to send out my newsletter.
If you contact me by email your address will only be used to reply to your query.
In all cases your information will not be used for anything other than the specified purpose. I will never pass on (or sell) email address/contact information or allow them to be used for anything other than order or newsletter correspondence.