Facio Ut Facias
A New Law Dictionary and Glossary · Alexander M. Burrill · 1850
A New Law Dictionary and Glossary
Lat. (I do that you may do.) In the civil law. Words used to express that kind of contract where a person agrees to do some act for another, if the other will do some other act for him.
2 BL Com. 444.
See Facto ui dee,