TOP GOOGLE RANKING - SEO

DO NOT BID UNLESS YOU AGREE WITH FOLLOWING RULES YOU WILL ONLY GET PAID WHEN THE SITE IS TOP10 – 5 on [login to view URL] ** If the site achieves the results I have 3 other web sites each month to work on** Recent Google changes has decreased our rankings badly. Since the beginning of March, our online sales and visitors have decreased by about 90%. We were on the first page of [login to view URL] for competitive Keywords such as Office Cleaning London, Cleaning Company London and Cleaning Services London. However, we have now sunk from page 1 to pages 5 & 6 and for some keywords we don't even rank at all. You will need to have a good understanding of Google Algorithm and be able to analyse website for proper SEO requirements to assist in achieving these results. You must guarantee that at least 75% of keywords will rank in the top 5 of [login to view URL] on 1st page or no payment until these results are achieved. Please indicate what methods you will use, including verifiable reports that you will send me. -- ABSOLUTELY NO BLACK HAT OR GREY HAT METHODS, ONLY WHITE HAT METHODS -- Google guidelines must be followed and no way should be compromised -- Only white hat, experienced, highly ranked on freelancer.com SEO experts should bid -- Quality back links must relate to site topic on high quality relevant sites -- No spam method(s) can be used -- No black hat, gray hat or unethical SEO methods are to be used -- no junk profile building techniques are to be used -- No use of automated software or bots -- No links from under construction pages -- No java links, jump scripts, framed pages, redirects, cloaking, CSS redirects, 301 redirects, dynamic links, flash sites/pages, hidden links, no string parameters, etc. -- No link farms, traffic exchanges, link exchange programs or web rings -- No paid traffic sites -- No banned sites, porn, gambling, violent, illegal sites, etc. -- No methods or techniques that will get the site banned, de-indexed or sandbox -- Expert understanding of Google & Panda Updates and how to work with them Please provide detailed SEO techniques you will use & verifiable examples of completed projects you have done - I may contact customer to verify results (so include contact info). Timeline: 2 – 4 months Payment: Early Payment Incentive: If you get the website to top 10 in [login to view URL] by the end of 1st month, for 50% of the keywords, I will page 25% of payment, with the remaining 75% of payment made at the end of 2 additional months of consistent 1st page, [login to view URL] top 5 results.