Off-Page SEO

I had a brand-new website, completely optimized for on-page and technical SEO. Now I want to start with off-page. Please quote your monthly budget along with the KPI's Example : First month: XX Budget, SEMRUSH and AHREFS DR will be 10, X number of keywords in SERP... (Budget: ₹600 - ₹1500 INR, Jobs: Analytics, Content Marketing, Internet Marketing, Keyword Research, Link Building, Marketing, Search Engine Marketing, SEO, SEO Auditing, SEO Writing)