Is a credit card statement considered a viable replacement of a receipt for income tax documentation of expenses or are credit card slips still required?

Are payday loans meant to help people in times of emergency or just to trap them into a cycle of debt?

When can I file my 2017 tax returns?

What are the tax changes I need to know about when filing my individual return for 2012?

What is a Future Delphi credit scoring and how does it work?

What are the some available defenses against product liability claims?

Does a nonprofit (not for profit) organization need to have an independent review and/or audit of its financial statements?

I am doing freelancing for two different companies and I have several questions. I deliver for them digital files, such as research, PowerPoints or excel files. Do I need to add sales tax to the invoices? When and how do I file taxes? I have never worked before in California and just started working in October last year.