Another proposal blog that we enjoy is Laura Ricci’s. Take her recent post on "Comprehension vs legibility":
Aoccdrnig to a rscheearch sudty at Cmabrigde Uinervtisy, it dseno’t mtaetr in waht oerdr the ltteres in a wrod are, the olny iproamtnt tihng is taht the frsit and lsat ltteer be in the rghit pclae. The rset can be a taotl mses and you can sitll raed it whotuit a pboerlm.
Does this mean that spelling doesn’t matter? Not at all. Good spelling demonstrates a level of care and attention to detail that reflects well on the writer.
However, this research study proves that the human mind has an amazing amount of processing power. Your reader is thinking as they read. Keep your copy interesting and communicate compelling concepts and they’ll be thinking deeply about your message.
Deliver dull, bland proposalese, and they’ll be thinking about lunch.