One-Letter Contractions

These are: but, can, do, every, from, go, have, just, knowledge, like, more, not, people, quite, rather, so, that, us, very, will, it, you, as, child, still, shall, this, which, and out.

One-letter contractions cannot be used as parts of words. No other letters or affixes may be attached.

but not

Also, do and so cannot be used as notes, and must be spelled out. In the phrase Erin Go Bragh, Go must be spelled out.

They can, however, be used in English contractions, possessives, and hyphenated compound words.

These contractions cannot be used in words broken up as syllables or words hyphenated by a line break.

but not

The Words And, For, The, Of and With

When these words are adjacent to each other, or adjacent to the word a (with no punctuation or capital symbols in between), no intervening space is required.

Lower One-Letter Contractions

These are his, was, were, be, and in.

No letters, affixes or punctuation may be attached to these contractions, but can be used with capital symbols or italics.

but not

To and By

These prepositions should not be separated from the next symbol in the text by a space.

When there isn't enough space on a line to attach these symbols to the next word, spell out the preposition and set the next word on the next line.

These prepositions may be used after punctuation and before a capital sign, but not before punctuation or as part of a compound word.

but not

To can be combined with in to form into, which is subject to the same rules as to is.