http://172.19.1.196:8983/solr/secweb/select?q=Enhancement Buy OR "enhancement buy" OR "improvement purchase" OR "improvement acquire" OR "upgrade purchase" OR "upgrade acquire"&wt=json&indent=true&facet=true&facet.field=key_filetype&facet.field=key_sitemap&facet.field=system_name&facet.field=key_keywords&hl=on&hl.fragsize=200&hl.fl=id,title_th,searchcontent_th&defType=edismax&qf=searchcontent_th&qf=id&qf=title_th^1000000&pf=title_th~5^1&pf=searchcontent_th~5^10000&ps=2&mm=100&qf=title_th_default&fq=key_sitemap%3Ainvestor&start=0&rows=10
contrast these ongoing ownership activities from investment or trading decisions of whether to buy or sell an investment interest. In circumstances where there is no risk of confusion between these two