The phrase "certain parameters" means specific guidelines or limits that someone or something must follow. It refers to a set of conditions or rules that are established to determine certain outcomes or behaviors. Full definition
With the options builder, you can build your own binary options, within certain parameters of course. (thetradepros.com)
When a judge makes a ruling, he or she is bound to rule within certain parameters of the law. (familydiplomacy.com)
The premium of the insurance is dependent on certain parameters like value of the car, type of coverage, vehicle classification; voluntary excess etc.. (policybazaar.com)