It provides: “Use the singular possessive case 'attorney's fees' (not 'attorneys'') in the term 'attorney's fees,' even though in the particular case more than one attorney may be involved.” OFF. OF THE REP. OF DECISIONS, THE SUPREME COURT'S STYLE GUIDE § 10.3 (Jack Metzler ed., 2016).
Retainer agreements (also referred to as representation agreements) are a type of compensation agreement with lawyers either for reserving their employment or as compensation for future services. Also inside the agreement are details on the scope and procedure for the representation.