Problem: How does the next paragraph end?

How to be an upstanding member of a sports card online community
Make an introduction.
Most online forums will have a section of their forums dedicated to just introduction posts. Tell them your name, where you're from, what your favorite teams are, who you collect, and throw in one or two interesting facts about yourself.
A: This will make people interested in who you are as a person and not just as a collector. Make a banner to put in your signature and add an avatar.

Problem: How does the next paragraph end?

How to select a realtor
Learn what credentials a good agent should have.
One designation many agents have is that of realtor. A realtor is a member of the national association of realtors (nar).
A: To receive that distinction (it's actually a trademark), an agent must undergo additional training, demonstrate appropriate professional skills, and subscribe to the nar code of ethics. Other designations to look for include : Abr, or accredited buyer's representative.

Problem: How does the next paragraph end?

How to create a relational data model
Don't worry about tables just yet.
It's obvious that you're building a database, and databases (relational ones anyway) are primarily made up of tables, which are made up of rows and columns (tuples and attributes if you're really into it).
Worry about entity relationships.
A: Your first goal is to map out the relationships that different business objects have. This is the " logical modeling " portion.

Problem: How does the next paragraph end?

How to sleep better through diet
Eat more magnesium.
One of the best minerals for you if you are trying to get better sleep is magnesium. It is often a mineral that people are deficient in, so be sure that you try to get more of it every day.
A:
Magnesium deficiency can also cause calf cramps during the nighttime, which can disrupt sleep. Try to incorporate at least one food that is rich in magnesium every meal.