Problem: How to safety check your deck
Make sure the deck's boards are strong.
Look all across the deck for damaged boards, particularly in areas where water gathers. Take an ice pick or screwdriver and push the tip into the wood.

Answer: If the wood feels soft, splinters, or is easily penetrated, it is rotting and needs to be replaced. Pay special attention to the gaps between decking boards as well as the deck joists underneath the deck boards.

Problem: How to prevent syphilis
Limit your number of sexual partners.
If you are sexually active, you can prevent syphilis by limiting your number of sexual partners. Your risk of contracting syphilis goes up with the number of sexual partners you have.

Answer: Sexually active people who have only one partner in a monogamous relationship are safest, as long as neither partner has sex with anyone else. For some people, however, this might be unrealistic.

Problem: How to acquire new skills
Time travel.
We don't mean that you should make a machine and go to 1990 for the sake of anything, instead search everywhere possible.
Although everything is becoming more and more online, there are still such things called libraries.
Answer: Whether it is a municipal library or your university library, you will be amazed at some of the books available there that are not accessible online. Specifically search out the hidden treasures and wisdom contained in the really old books to help you acquire that skill.