lol.. bro please break it down in laymen terms if possible.
In your body there are 2 main types of adrenoceptors that are responsible for oxidizing and metabolizing fatty cells, namely alpha-receptors and beta-receptors. Alpha-receptors basically act to inhibits blood flow in adipose tissue and lipolysis (which is the breakdown of lipids or fats) while beta-receptors do quite the opposite. They increase lipolysis and blood flow into adipose tissue. The two ways of optimizing this would be to use an alpha-receptor antagonist like epinephrine and decrease the inhibition of lipolysis (using epinephrine is extremely sensitive and risky, not something anyone should jump into). The other way is using a beta-receptor agonist like clenbuterol, albuterol, and ephedrine (ECA stack) to in tease lipolysis.
Increasing blood flow into fatty cells and tissue is optimal bc it allows for more hormones to reach the fat cells and the added blood will help carry the fat away from the cell to be oxidized elsewhere. As Austinite mentioned, there are 3 different beta-receptors. ECA stack will act on the beta-receptors which will create an environment better suited for fat loss, provided you're eating in a deficit.