Happy Valentines Day!

Just a quick survey. I'd like to poll some other NOM's on what are your top three faith crisis issues or doctrines?
I'll go first:
3- Lack of documentation of date of Priesthood Restoration /correlated effort to fit the restoration narrative. How can this VERY important date not be known considering how important it is compared to other less important things that were documented?
2- Changes in D&C about Polygamy (Section on Monogramy removed from Book of Commandments and section 132 added to current D&C). Also, book of mormon being the "fullness" of the gospel and Jacob denouncing polygamy.
1- Book of Abraham