What are the tips to get the combat advantage in combat?

[Jack]

It seems like combat advantage is the most important thing in a combat and something you have to secure the fastest you can, to guarantee the victory.

So

What are the tips to get the combat advantage in combat?

[minck1]

Just successfully scoring a hit gives advantage. If you are taming use Sidestep.

[Potjeh]

Use Float Like a Butterfly vs animals, they don't do much with initiative anyway.