Help To Proof reading on 1PR + 1 Sales Letter

I need copywriter to help me to proof read credit card related for: 1) 1 Press Release (2 pages - 466 words) 2) 1 Sales Letter (5 pages - 1,559 words) You are require to check on the grammar, sentence structure as well as natural flow. Any suggestions for improving certain phrases will be great but not a core requirement for this project. Deadline: 3 days Document format: MS Word Requirement: English as mother tongue coder only Please state your experience level with regards to this.