New posts in Fire Emblem Heroes

Is it best to unlock a hero's potential to 5* and merge lower rarity heroes into it, or merge them into a 4* hero?

Can I do anything with all of my extra SP?

Do abilities have a priority ranking?

Does a hero lose the experience if he/she dies?

Does terrain provide a defense bonus?

Why should heroes be sent home?

Why can't I greet my friend?

When should I unlock the potential of my characters?