Comma Usage ??????????

[tanyasmart]

Do I have enough commas in these sentences or to little please help me

1) Well if not then you are in luck, because I am going to explain how in just a few short steps.
2) When he is finished drying, use your brush to groom his hair.
3) Third, use the hose to get the dog wet, after he is covered in water turn the hose off.
4) Congratulations you have now successfully given your dog a bath, now if your really brave, give your cat a try.

[Tdol]

1) Well, if not, then you are in luck, because I am going to explain how in just a few short steps.
2) When he is finished drying, use your brush to groom his hair.
3) Third, use the hose to get the dog wet; after he is covered in water turn the hose off.
4) Congratulations; you have now successfully given your dog a bath, now, if you're really brave, give your cat a try.