- Donotforwardmailswithoutpermissinonofsender.Asasender,itcanalsosendeventstootherwidgets.Thisapproachdecouplesthesenderandthereceiverofthemessage.Thesendergetsanautomaticacknowledgementoftheir'gift',aninstant'thankyou'.Theexchangebetweenthesendera...
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