Instead of writing, “We can’t refund your money until you remit your expenses,” turn that sentence around and make it positive:
“As soon as you remit your expenses, we will refund your money.”
Some of the most appealing and persuasive words in the English language are please, thank you, yes, free, save, new, results, easy, money, now, guarantee, discovery, health, sale, safety, proven and love.
If you use those words, make sure you are using them accurately. When you make promises, keep them.
THAN is used when making a comparison:
Now that Lennie has an iPad, he spends more time on it than on his computer.
Robin’s younger sister is taller than Robin.
This summer the East Coast was hotter than cities in the Sunbelt.
THEN is used when one thing results from or follows another or refers to a particular point in time:
Sandra filed her report and then danced down the hall.
Bob announced he was on a diet and then finished all the doughnuts in the box (to get rid of them, he said).
If you lived during the 1950s in America, you then knew the fear of nuclear war.