 Salisbury says discounts of up to $5,000 for an HVAC system are now cropping up. That would include a new furnace as well, which is used to push air through the cooling coil and works as hard in the summer as it does in the winter. A smishing attack could target your iPhone. Smishing is the term used for phishing attacks sent via text message. They appear to be trying to get users Apple ID logins.