I am doing local SEO for my website. Two keywords are ranking 23 and 55. I have found that there is no increase in ranking of the keywords. The ranks are fluctuating + or - 5 quite a long time. when i checked the google webmaster tools, found that here is a site map error indicated which is as below.
**Sitemap: /contact-us **
This Sitemap was submitted Aug 4, 2014, and processed Feb 1, 2015
issue: Sitemap is HTML.
Description: Your Sitemap appears to be an HTML page. Please use a supported sitemap format instead.
Example Tag: html
Feb 1, 2015
I would like to know ho far this error influence the improvement in rankings. I mean, if i sort this issue, by resubmitting XML site map replacing HTML site map. will there is chance in improvement in my rankings.
I request all folks to give their valuable suggestions towards solving this error and also how to improve the ranks further.