How to focus my Nikon L810 in a video!

Please help me!
>>> How to focus my Nikon L810 in a video!

Between canon power shot and Nikon coolpix which one is better for same price range?

Price range INR 5000-7000 ($100-140)
>>> Between canon power shot and Nikon coolpix which one is better for same price range?

What counts as a professional camera for a concert?

I have a Nikon coolpix l120 and I'm going to a concert and I want to take pictures. The venue said "NO PROFESSIONAL CAMERAS" does that mean mine is professional? What's your opinion?
>>> What counts as a professional camera for a concert?

For my Nikon Coolpix S9300 should i keep the camera focus mode on Full time or Single?

I got this new camera for this concert im going to in October and next year in July… (also daily use) i REALLY ove the zoom but im having trouble with the focus. Should i keep it on full time or single? I want a steady zoom focus that wont go in and out but a focus zoom thats clear! HELP!!!
>>> For my Nikon Coolpix S9300 should i keep the camera focus mode on Full time or Single?

DSLR camera for next year?

I'm planning on taking
Intro to photography and digital photoshop next year as a freshman. For this course you need a DSLR camera.
Last year i got the nikon coolpix p510. But idk if it's a DSLR camera? Help:) I want to know if i need to start saving up for a new camera.
>>> DSLR camera for next year?

What should i choose? Nikon Coolpix P510 or Sony Cybershot DSC-Hx200v?

Im a little confused between Sony Cybershot DSC-Hx200v & Nikon Coolpix P510
can anyone suggest me which one i should go on from these two?
thank you.
>>> What should i choose? Nikon Coolpix P510 or Sony Cybershot DSC-Hx200v?

How to take a pretty picture of myself?

I want it to be different then all the others but all I have is a nikon coolpix and a webcam. I want it to be creative and not like all the other profile pictures I see on facebook. Give me some cool and out of the ordinary ideas please and thank you (:
>>> How to take a pretty picture of myself?

How to transfer pictures from a digital camera to a computer without a cable or SD card?

I have a Nikon S2 Coolpix digital camera. I took pictures at prom, not knowing that I didn't have my SD card inside the camera, and only just figured out. I bought my camera from a resale store, so it did not come with a computer cable.Is there any way I can transfer the pictures onto my computer without having to buy a cable?
>>> How to transfer pictures from a digital camera to a computer without a cable or SD card?