What's wrong with my twitter DM?

I can see on my lock screen on my iPhone that I have a notification on twitter and I got a DM but once I went on twitter the messages wouldn't show up? Has this ever happened? How do I fix it.

How to get the information back on apps that were deleted?

I had this app on my iPhone that I used for flashcards for school. I synced my phone to my computer and it deleted a lot of my apps. I redownloaded the app back onto my phone and all the flashcards I made were gone. Is there anyway to restore the information that was previously on the app?

Evasi0n iOS 7 Jailbreak Cydia not showing up?

So, I just downloaded Evasi0n 7 for my iPhone 4S (It's my first time jailbreaking a device) and the Evasion 7 app that gets installed during download is still there, and Cydia is not on my phone. What am I doing wrong, if I'm? Is there something I have to do to get Cydia?

What is the cheapest carrier for iphone?

I'd probably get a family plan because it would be my mom paying for my siblings and I, but I really want an Iphone and I'm trying to figure out the best plan that is cheap because I don't want her to pay much. I know virgin mobile is cheap, but we'll get no service, so please help. Chances are low of it working out anyway, but I want to see how much different it might be from the plan that's ending this month.

If you think that Iphones are too much, than any suggest smart phone plans?

I have 2 siblings, by the way.

IPhone 3 vs 4 - What are the major differences?

I have an iPhone 2 right now and am looking for a newer model. I have 2 issues now: 1) my iOS is 3.1.3 (phone is unlocked) and I literally can't get any new app on my phone and 2) my wi-fi is going in and out. With an iPhone 3, will I be able to download/install most latest apps?

Iphone Stuck on Boot Logo after Jailbreak?

My iPhone is stuck and I don't have a back up of anything but if I restored it, can I retrieve the photos using third party software even though I have not backed up?