My iphone only charges sometimes?

When i plug in my iphone 4 charger it has a yellow triangle and says that charging is not supported. I have tried all kinds of chargers and cleaned the charging port but nothing works. However, i found that if i plug it in my phone about 20 times i get lucky and it works. What could be wrong with it and how do i fix it? All advice is greatly appreciated!

Iphone 5 iMessages won't activate?

So, I got my iPhone fixed today at apple and they restored all my settings, etc. I get hoe and put all my info back onto my phone and now it's saying my iMessages won't activate. I found every trick online to fix it & it still just won't activate. Sometimes it says it's my network, other times it says iMessage activation has failed (something like that) or it just sits there forever saying waiting for activation can someone Please help me!

Can I buy to the Online Apple Store (US)?

I'm from Philippines and I would like to buy the new iPhone 5S from the US Online Apple store since the new iPhone 5S is not yet available here in the Philippines. I would like it to be shipped here in my address (Philippines).Is that possible?

IOS 7 ICLOUD? (IPHONE APPS)?

After installing the IOS 7 update, I've noticed I'm required to install apps using icloud only. If there a feature to just install apps using my own storage again? I'm not sure if I'm the only one experiencing this but if you have a solution, feel free to respond.

Added (1). By the way, I want to know if I HAVE TO USE icloud to install new apps, or if I can just install apps with normal storage. If I can still do this, can someone explain how?

How to send pictures from your iPhone to your email?

I want to send all of my pictures on my phone to my email but I have a lot of pictures and it would take too long to send then one by one. So I'm wondering if there's a way that you can send a lot all at one time without having to attach a file then choose it then have to do that over and over for 2, 000 pictures…