QUESTION: Fix punctuation: The doctrine of once saved always saved also referred to as eternal Wednesday November 11 2009 Salvation
ANS: The doctrine of "once saved always saved", also referred to as "eternal ... Wednesday, November 11, 2009 Salvation
QUES: You can select the most suitable payment method bank transfer check credit card PayPal etc

correct the punctuation.

CORRECTED: You can select the most suitable payment method: bank transfer, check, credit card, PayPal etc.
Question: Unfortunately Leitz disagreeing article abandons sound scholarship and methodology concerning his total disregard of the important material of the astronomical clues in Ove von Spaeths treatise
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Answer: Unfortunately, Leitz' disagreeing article abandons sound scholarship and methodology concerning his total disregard of the important material of the astronomical clues in Ove von Spaeth's treatise.
This strange looking submarine will take you to the bottom of the ocean where no one before you has been

Can you repeat this sentence, but add in punctuation?
This strange looking submarine will take you to the bottom of the ocean where no one before you has been.
input: Plant smilesgrow gigglesand harvest love with this precious Plumeria charmThis charm looks so realistic that you can almost smell the fragrant Plumeria blossoms
fixed: Plant smiles,grow giggles,and harvest love with this precious Plumeria charm.This charm looks so realistic that you can almost smell the fragrant Plumeria blossoms.
The GARDENA combisystem Snow Shovel ES 50 is made of robust wearresistant and flexible plastic

Can you repeat this sentence, but add in punctuation?
The GARDENA combisystem Snow Shovel ES 50 is made of robust-, wear-resistant- and flexible plastic.