Once you have a few jobs, you might want to get fancy and tape a sign or flyer to your trash can as advertising. Or you can paint your logo on the back of a t-shirt and wear it as your uniform. After pickup, leave an invoice to let the dog owners know you've completed your job. If you let your customers slide a little, they might just try to take advantage of you. This is an excellent job for any person, regardless of gender or age.
Girls can be successful doggie de-doodiers, too.
Obviously their health and well-being is the most important thing and should never be compromised. PO Box 260017 St. Louis, MO 63126. There's even a free weekly email newsletter. All rights reserved unless specifically noted. All advice should be weighed against your own abilities and circumstances and applied accordingly.