Timing is everything.
Nowhere is that more true than with email marketing. After all, the work you put into crafting a perfect PR pitch is all for naught if the message doesn't reach your target audience at the time of day when it will be most receptive. Getting your timing down can make the difference between a purchase and unsubscribe, a happy customer and a disgruntled one.
To help strategize your message sends and improve your timing, check out this helpful infographic, compliments of KISSMetrics (click to expand for easier reading):