Is 3000mb or 3 Gb enough for my iphone data?

I currently have a 300 mb data for 20$ a month and I usually pass it every month. So if I upgrade to 3 Gb a month would that be enough? I have Wi-Fi at home and at school I just surf the Internet. (Instagram, facebook, etc)

How smart is it to sell things on etsy?

I'm thinking about starting to sell things on esty, maybe iphone cases I design or small things like that. Do you think I could make a large profit from selling things like those?

DOWNGRADE MY IPHONE 4s? 6.1.3?

Hey guys can you guys help me out? How to downgrade my iPhone 4S from 6.1.3 to 6.1.2? Please! I want to jailbreak it… Unless you guys know how to jailbreak a 6.1.3 iPhone 4S… Thank you VERY MUCH!(this is just a repost cuz i don't know which category it fits in

DOWNGRADE MY IPHONE 4s? 6.1.3? - 1

Hey guys can you guys help me out? How to downgrade my iPhone 4S from 6.1.3 to 6.1.2? Please! I want to jailbreak it… Unless you guys know how to jailbreak a 6.1.3 iPhone 4S… Thank you VERY MUCH!

Is my iphone blocked or something?

I bought a iphone 5 from the carphone warehouse its on 3 network PAYG anyway i have no service its been that was for a few hours i put a 2 different sim cards in and both times the network name came up but both signals were flat:/ ? Any ideas anyone? Lol i checked my iphone status and said it was activated thats all i have atm

Added (1). I get amazing signal with 3:( and my boyfriend is also with 3 and has the iphone 4s an his is full i'm using it right now lol

Added (2). I have had the phone since june on 3 network (phone is unlocked) and its randomally started doing it today

Can't get one persons texts on iPhone 5?

So my boyfriend has an iPhone but he uses the iMessage thing. So we Both have iMessage and there has never been a problem like this. He is getting my texts but I'm not getting any of his? I have turned my phone on and off like 5 times and I still can't get them. Is there anything I can do?

Added (1). My boyfriend has an iPod* sorry

K key on my laptop is completely broken?

Because of my problem I'm putting this up via my iPhone. But on my laptop keyboard my K button is completely broken. When pressed it does absolutely nothing. I have been getting by with just copying and pasting "k" when I need it but that is getting very annoying. Is there anyway to fix this?!