Construction determined by laws of logic, sec 641. Unsealed contracts differ only in degree from unwritten, sec 642.

Final written contract absorbs preliminary negotiations, sec 643.

Writing may be on its face tentative, sec 644.

Provisional agreements bind until final are complete, sec 645.

But not if there be no proposal and acceptance, sec 646.

Construction of contract is for court, sec 647.

So of lost documents, sec 648.

Rule the same in equity as in law, sec 649.

So as to construction of condition, sec 650.

Punctuation to be followed, sec 651.

Writing distinctively effective compared with print, sec 652.

Practice of parties a basis of construction, sec 653.

Contract to be construed consistently with good faith and legality, sec 654.

Legal meaning, if possible, to be assigned, sec 655.

Probable construction taken bona fide by agent will be sustained, sec 656.

Document to be construed according to intent, sec 657.

But supposed intent not to override words, sec 658.

Otherwise as to ambiguous terms, sec 659.

Customary incidents may be annexed by parol, sec 660.

Parol evidence admissible to explain, rectify, and rescind, sec 661.

Whole context to be taken into consideration, sec 662.

Technical terms to be subordinated to context, sec 663.

General terms to yield- to special, sec

664. Correlative documents to be considered together, sec 665. Exceptions to be strictly construed, sec .

666. Specific meaning to be brought out, sec .

667. Mere surplusage may be stricken out,.

Sec 668

But not material qualifications, sec 669.

Ambiguities to be construed against party introducing them, sec 670. And so as to fraudulent terms, sec 671. In doubt more benignant construction is to be preferred, sec 67-. When there are two inconsistent clauses, the first prevails, sec 673. Expressio unius est exclusio alterius, sec 674. [As to construction of conditions, see supra, sec 553-8.]