help with softfail email source messages / setup DKIM for VPS mail server

Dear Sir, Before Awarding to Anyone give me a chance & kindly discuss your project in detail with me. I have read your requirement carefully and got total understanding of the project .No fake commitment,100% quality work. I have more than 8 years of experience in IT Services. I am always available on Email, WhatsApp and Skype. Please have a voice or video chat if necessary. I will be available more than 40 hours per week and able to start your project immediately after finalization. Thank you for taking the time to read my application. I look forward to talking with you. Nikhil Singh

8+ Year Experienced Expertise in server management, Migration services, VPS, Dedicated, SSL Certificate, AWS, DNS, CentOS, Cpanel/WHM/Plesk, Web panel, Apache, Debian, Nginx, Ubuntu, Power MTA, Interspire I am ready to work with you. Kindly let me know when we can start. Thanks !

Hi, I'll help you to check and resolve your issue with email authentication like, SPF, DKIm, Dmarc, Please initiate a chat session so we can discuss more about it. thank you.

Hello, I'll help you in your task. Please inbox me for further communication. Thank you. ...............

Expert in server management VPS, Dedicated, AWS, SSL Certificate, DNS, Centos, Cpanel/WHM/Plesk, Web panel, Apache Debian, Nginx, Ubuntu Power MTA, Interspire, Expert in Migration services I have 6+ years experience I have read your requirements ping me when you want to start I am ready to start right away. Thanks !

Hello, I would like to tell you i'm interested about this Project. Please feel free to contact me any time. I can do the job now. Best regards,