If The Class Act is uninstalled during the turn the Runner installed it, do they still draw 4 cards?

No.

Which comes first, The Class Act’s first ability or discarding to hand size?

The Runner discards to hand size first, then draws four cards. They don’t check hand size again that turn.

If The Class Act’s first ability is the first time the Runner would draw cards that turn, does her second ability apply to that draw?

Yes.

How many cards does the Runner draw at the end of the turn after installing The Class Act if Genetics Pavilion is active? How many do they look at?

The Runner only draws 2 cards. The Class Act triggers at Step 5.7.2d of the Runner’s turn when the end of their turn is formally observed, but Genetics Pavilion remains active until the Runner’s turn officially passes to the Corp’s turn after step 5.7.2f. If The Class Act’s second ability is applicable in this situation, the Runner will look at 3 cards and put one on the bottom before drawing.

How does The Class Act work with Window?

If the Runner uses Window’s ability without having drawn cards previously that turn, they will look at the top two cards of their stack, put one on top and one on the bottom, then draw the card they put on the bottom.

How does the first draw effect in a turn resolve with The Class Act if there are fewer cards in the stack than the Runner will draw or look at?

If the Runner is to draw as many cards as there are in the stack or more, the Runner looks at all the remaining cards, puts one on the bottom, then draws all of them. If both players agree to the shortcut, the Runner can simply draw all the cards in the stack. If the Runner is to draw exactly 1 fewer card than there are in the stack, the Runner looks at all the cards in the stack, puts one on the bottom, then draws all but that bottom card.

How does The Class Act work with Lockdown?

If the subroutine on Lockdown resolves, the Runner cannot draw cards for the remainder of that turn. If this happens during the turn on which the Runner installed The Class Act, the Runner does not draw 4 cards. Since the Runner will not draw any cards that turn, the second ability on The Class Act will never apply during that turn.

How does The Class Act work with Game Day?

Determine how many cards the Runner needs to draw to be at their maximum hand size. If it’s more than 0, X in The Class Act’s ability will be that number plus 1. Cards drawn by Game Day’s effect are considered to be drawn all at once.

How does The Class Act work with Levy AR Lab Access?

After the Runner shuffles their heap and grip into their stack, they look at the top 6 cards of their stack, put one on the bottom of their stack, then draw 5 cards.

How does The Class Act work with Oracle May?

If Oracle May is used and no other cards have been drawn that turn, after revealing a card of the named type, the Runner looks at that card and the next card in the stack, puts one of them on the bottom of the stack, draws the other one, and gains 2.

How does The Class Act work with Mr. Li?