People need to adapt to different situations.
As sects were built, people were exploited and resources were monopolized. This was something very common in World of Martial Arts. It was also the one thing that most easily triggered competitions and fights. Happy had seen such things plenty of times in his previous life, and he had even taken part in them.
There was no way around it.
Once a person or group gained a certain degree of success, their fame would also go up. Enemies would then pop up who would rack their brains to destroy whatever good was going on for that organization or person.
When anyone took part in an important quest or mission, it was a must for them to make sure the area was empty of enemies, or it would be too easy for them to suffer total annihilation. In fact, they might never be able to recover from that blow.
Dragon Tiger Sect was an organization in the beginning stages of its growth.