Bring the dog home and show him around make it comfortable for the dog take time. Give him/her food to get to know what he/she is gonna eat everyday. buy treats when he/she does something good like obey you. Give a small treat or if its a real hard thing to dog give a nice bone. Give it a walk to let he/she know how the neighborhood looks like and how he/she can walk through it with out worrying all the time. always play with your dog. DON'T EVER FORGET TO FEED IT AND GIVE WATER. Tons of dogs die because of this so Don't forget.
Step3
Always have love for your dog. Like they say the dog is the mans best friend.
Tips & Warnings
if it's in the backyard make sure all exits are sealed.
don't put outside when cold.
Don't put your hand near the mouth when eating it could bite.