How much to charge for dog walking bussiness?

I want to start saving up money for this animal shelter who needs help in order to make an operation on this dog so they can save the dog’s life. Don’t say ” Let them pay” I want to help and they have asked for help. In my neighborhood there is tons of dogs and I want to start walking them. The lightest one is like 7 pounds and the heaviest is 110 pounds. I do not have an idea of what to charge. The most big odgs I can walk at a the time is like 5. I went for 6 once and I looked stupid trying to walk a dog an extra dog.

How much should I charge? Please include price and size
Also how much should I charge if I walking multiple dogs?

How soon should you trim a dogs nails?

How early in a dog’s life should you start trimming their nails? My dog is 7 months old.

Is there such a thing as a permanent vaccination for dogs?

My mom claims that my dog finished taking all of his shots for the rest of his life but i think she is lying. My dog is only 1 and a half years old. Is there such a thing as a vaccination that last for the rest of a dog’s life?

How do I stop my new border collie from nipping at my other dog?

I recently adopted a 6 month old border collie from the shelter. At first he did well with my older (8 years old) dog, but the second day he started nipping at him. How can I stop him, my older dog is starting to show his age, so I don’t want him to get hurt? I have already pointed away and told him to stay, works for a while, but he goes back to nipping. Please help.

How long can it take before a border collie goes in heat ?

WE have our pretty collie since 2005 when she was a little tod of 10 weeks when we got her in December. She is now 6 years of age for i am wondering when we even got her operation done from Preventing her having puppies 2 years ago (2008) .

How big will my little border collie puppy grow too?

I have an 8 week old border collie puppy she was the smallest of the litter, but not by a lot. How can i judge how big she will grow too at the moment she is tiny, only about 3/4 of the height of my other dog who is about 11 – 12″ high..

is there any sites that actually work this out or any tips on working it out?

P.S. her feet are very thin and very small.