89 Edwards, supra note 3,
at 160 (suggesting that subject line should «state the email's subject and purpose in terms that will be specific enough to communicate well but not too detailed to be read
at a
quick glance»); Chew & Pryal, supra note 23,
at 136 (urging use of «short yet informative» subject lines and suggesting that «eight
words is approximately the maximum number of
words that most smartphone email clients can show on their screens»); Shapo, supra note 4,
at 343 (recommending «treating your subject line as a brief summary of the message»).