Be aware of the context suggesting trickery or deceit when 'lull into' is used. The conman lulled him into believing the fake deal was genuine.
Pro Tip 2/3
Unexpected Danger
'Lull into' often precedes an unpleasant surprise or danger in stories or warnings. He was lulled into a false sense of safety before the storm hit.
Pro Tip 3/3
Overconfidence Alert
Used to suggest someone let their guard down; often a precursor to a lesson learned. Their overconfidence lulled them into ignoring the clear signs of failure.