Here's the scoop from the Insider's Interactive SMS deal (mentioned here and advertised during the show), and the ISMS messages for the previous episodes are linked to below:
For the first two eps
For episode three
For episode four

The following are the texts for last night's ep (and I've included some of my responses/thoughts or some details of the show if it helps give the text messages come context):

9:01 pm:

Heroes: Get ready for fun facts, polls, and more as you watch the show! Starting now!

(When Nathan and Tracey are shown together) 9:01 pm:

Heroes: Should Nathan and Tracy be together?
E. Yes
F. No
Reply E or F

I went with "F".
9:01 pm:

Heroes: 34% of viewers agreed with you.

(After Gabe stands up with a crick in his neck) 9:04 pm:

Heroes: Sylar's head was placed sideways on his body digitally using visual effects.

(When Daphne's seen at the Pinehearst Research building) 9:11 pm:

Heroes: The "Pinehearst" building is actually the Borax Inc. facility in Valencia, CA, known for its "Twenty-Mule Team" soap ads that starred Ronald Reagan.

You can catch a sorta spoiler-y high-def BTS footage at the Borax building here, recorded by Jesse Alexander.
9:22 pm:

Heroes: Does every Villain have some Hero in him?
G. Yes
H. No
Reply G or H

I chose "H".
9:22 pm:

Heroes: 30% of viewers agreed with you.

(When Claire, Sylar, and Noah are all dangling horizontally as if pulled toward the vortex) 9:25 pm:

Heroes: The actors were suspended by wires to help achieve the effect of a vortex's dimensional pull.

(After Hiro mentions that the bar is like the cantina) 9:31 pm:

Heroes: The cantina Hiro's referring to is from which Star Wars movie?
I. The Empire Strikes Back
J. A New Hope
K. Attack of the Clones
Reply I, J, or K

It's "J".
9:32 pm:

Heroes: Right! The cantina scene in Star Wars IV, "A New Hope" is where Luke met Han Solo.

9:34 pm:

Heroes: If you could give your child special abilities at birth, would you?
L. Yes
M. No
Reply L or M

I meant to choose "M", though my sent messages show that "N" was given...
9:34 pm:

Heroes: 49% of viewers agreed with you

(After Claire and Canfield are seen at a carousel) 9:44 pm:

Heroes: This carousel is located in historic Griffith Park in Los Angeles, CA and was founded by Colonel Griffith in 1896.

(After Noah says he's only protecting Claire) 9:54 pm:

Heroes: Is HRG really looking out for Claire?
N. Yes
O. No
Reply N or O

I chose "N".
9:54 pm:

Heroes: 49% of viewers agreed with you

9:59 pm:

Heroes: Thanks for playing! Tune in next Monday at 9/8c for an all new Heroes.
http://m.nbc.com/heroes

ETA that I fixed a silly transcription typo.

"Heroes: Is HRG really looking out for Claire?
N. Yes
O. No
Reply N or O"

Amusing how the letters of the answers spell NO

And thanks for posting those for each episode, HERO. It's really cool to read it, and cool facts.