Click-n-forget
Me: "I'm calling with regards your ESET Anti-Virus. I sent an email, it's due to expire in 13 days now." Customer: "Yes it's come up amber, can you send us a quote?" Me: "I have, that's what the email was about. Somebody read it as I was notified?" Customer: "What email address did you send it to?" Me: "Yours." Customer: "Ah yes, as soon as I can get into my machine I'll sort it out." If you read it why do you need a quote?