Some people like to use outside photo hosting services (like photobucket) and then simply insert the code.
Or, to add photos directly into your post without hosting elsewhere, you simply add as an attachment. When you are typing your post, below the box you will see "add an attachment." Click on the "browse" button and find the photos on your computer. Then click "add attachment." If you are on a slow connection and the file is large it can take a minute or two to upload. You can upload 3 into one post. If you have more photos, then simply reply to your own post and add more photos.
To cut down on upload time and have photos load up more quickly for visitors, you should try to reduce the file size of your photo. This is something you would need to do on your computer before uploading.
Others have offered up a sighting of roughly 2 inches high at 100 yards as a good sighting scheme. In my own experience I have come to favor a sighting of 3.5 inches high at 100 yards. This allows for the individual to hold dead-on (directly in the middle of the top and bottom) the animal out to roughly 350 yards.
Magnum calibers such as the 7mm Remington and 300 Winchester will extend this slightly. At 400 yards I hold directly on the backbone of the animal. The drop at this range allows the...