I'm going to start out with postcards to them, with a “hand written” font and my signature.

You don't know the OSHA rules which are in a 1.5" thick book with 8 font so they will come down on YOU when it happens.Building a house is not something an amateur should be doing.

For the inputs, at the moment, all of the ones that should be input by the user are in blue font, while the ones in black are calculations based on the other inputs and should not be edited.

Open Word and click the font selector to scroll through.

I basically kept the same thing but made the font size very small and made it into two columns and played around with Microsoft Word until it fit on one page - pretty much with no margins.

@Louis Giasullo we started with typical yellow letters printed with red font, then some hand written and then a business letter with letter head.

At least then you're holding up your end up the bargain instead of trying to site lines on page 7 of a contract in 8-point font.  

Here, some of the recommendations:Twitter – Tweets shorter than 100 characters have a 17% higher engagement rate.Facebook – Posts with 40 characters receive 86% more engagement than posts with a higher character count.Google Plus – If your Google+ headline can’t be contained in one line,m your first sentence must be a gripping teaser to get people to read more.Paragraphs – Opening paragraphs with larger fonts and fewer characters per line make it easier for the reader to focus and jump quickly from one line to the next.E-Mail Subjects – Subject lines containing 28-39 characters get an open rate of 12.2% and click rate of 4% on average.Blog Headlines – Only the first 3 words and the last 3 words of a headline tend to be read.

(font size seem to change for no reason)

You should really do yellow letters, or at least have your typed letter in an invitation envelope with "handwritten" font to increase your open rate.