What are smart contracts: from rules to execution
How rules are called
Smart contracts are programs deployed at addresses on the chain, and transactions can trigger functions within them. A button on the application page is often just the entrance to calling these rules.
Layered reading when researching
First describe the problem the application hopes to solve, and then review the relevant contracts and interaction instructions. Record the product introduction, program rules and an actual call separately to avoid relying solely on interface copywriting to understand the entire protocol.