Solve leaping through teaching an incompatible behavior like sit
https://wiki-quicky.win/index.php/From_Leash_Pulling_to_Perfect_Heel:_Success_Stories_from_Dog_Training_in_Chicago,_IL_56579
Solve jumping by using instructing an incompatible habits like sit down. Withhold concentration for leaping, praise 4 paws on the flooring, and teach guests to do the equal. Consistency turns greetings from chaos to calm.