Search:

It says you have too many chips. You need to get rid of some.
The options from left to right:
Extend your chip inventory slots
Grind
Sell

You can see everything from the store here.

1. The tree will only grow if you level up the "ability up +%" effects. It will grow when the additive total of the "ability up +%" effect levels equal a multiple of eight.

2. If the team master...

No you cannot. You can however change the layout of the room before/after crafting to effectively get the benefits from both builder and maker.

Affixing
Purpose: to raise your character's stats
How it's performed: You must use 1 or 2 fodder weapons/units with the same number of abilities as your target equipment. You may also add new...

Zondeel's range does increase if you charge it first.

For the PSO2es image, it says "the variable you input is incorrect."
This guide may help you: ...

I believe the general consensus is to add the number of slots you want on the target equipment first, then add abilities.

Here's the "formula" I followed. Just replace the...

You join a team through your account, so all characters on that account will be on that team. If you want to join 2 different teams on the same ship, then yes making 2 accounts would be beneficial...