Each November, inboxes are bombarded with emails for Click Frenzy – the 24-hour online sale that this year attracted 301 retailers and offered consumers major deals across many industries from technology to clothing and travel.

Analysis of email marketing activity during Click Frenzy can give some valuable insights to small business owners about effective sales strategies.

For example, according to a recent Mumbrella story, ‘dollar amount’ and ‘free shipping’ gave the best read rates and that ‘free shipping’ generated the lowest spam and complaint rates.

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