What happens next in this paragraph?

How to wish someone good luck 
Keep it simple-say' good luck! 
" one of the best and simplest ways to wish someone luck is use that very phrase. " good luck! " is straightforward, heartfelt, and almost impossible to get wrong. 
Make sure that you sound sincere.
OPTIONS: *If said in the wrong tone, this phrase can be interpreted as sarcasm. So make sure that the person understands your sincerity when you express the sentiment.. *There is nothing romantic or taboo about wishing someone well. When in doubt, it's best to let it be unanswered; get it out there, and let your words stand for a while.. *Most people will trust your sincerity without any prompting. Unfortunately, the best way to communicate is through an verbal affirmation.. *It is wise to rely on those words to get the " good luck " or " happy birthday " mixed up, or it will seem too bland or something like a cliché. Keep the word simple-very simple..
If said in the wrong tone, this phrase can be interpreted as sarcasm. So make sure that the person understands your sincerity when you express the sentiment.