Using verizon iphone 4 on straight talk?

Ok so I know straight talk offers the iPhone now I was wondering if I could use my out of contract iPhone 4 on their network the Walmart associates tell me that the iPhones that you can buy from straight talk come from verizon any ideas?

Is there any point having an iPhone 4S & an IPad mini?

I have the iPhone 4S & would love an iPad mini. I think there great & every time I'm in the apple store I play with one for ages! But the only thing that's on my mind is pretty much everything that my iPhone does, my iPad will do too. What's your opinions? Is there anything the iPad has that the iPhone hasn't? Is there point to having both?

Why is my LTE so slow on iPhone 5?

I recently bought an iPhone 5 for Verizon around 2 weeks ago and the download speeds are slower then my house, and my house is like 150/ Kbps. Is this normal or does my phone have a problem?

On instagram can i upload pictures on the computer?

Okay so my iphone just died so i'm using instagram on my laptop so i have i really cute pic on my laptop and i wanna put it on instagram directly from the laptop without importing it to my phone because my dog chewed up the cord so basically can you put pictures on instagram while on a computer

My iphone 5 is sending my texts to another phone?

I have the most recent update and just got a new laptop. I backed up all the things on my phone onto this laptop and with my own itunes account, but for some reason all my texting conversations are transferring from my phone to my moms phone. Like i can text my friend from either my phone or my moms phone and my friends phone says its just from mine. My mom is recieving every text i have with her, how can i stop this? We both have completely different accounts and don't know why this is happening,

also my mom is only revieving the texts from my friends with imessage, please explain how i can stop this

Can i resell my upgraded iphone w/embedded sim?

I'm happy with my current iphone, i used the option of upgrading to another iphone for only.99, i just received it and would like to sell it to make some cash. On the receipt it says "embedded Sim", what does this mean?

Does this prevent me to selling this to a third party?