As you all know Supercell gifted us with brand new base. This base is more competitive than main village. You need to know some tips to perfect your builder base.
Most important factor in builder base is to make a good base design. Make a good base will stop you enemy from 3 starring you.
If you will rush your base you will lose attacks. Upgrade you BH when everything is max. If you will rush your BH you will face maxed opponent.
Upgrading you collectors will give you decent amount of resource. When you are out of resource your mines and elixir collectors will help you out.
That was a quick guide. I will be writing more in future.