Has anyone used a product I found on E-Bay called Razor Pro weed killer? It appears to be similar to Roundup but cheaper, around $60 for a 2.5 gal container. The link: http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&item=4361785560&rd=1&sspagename=STRK%3AMEWA%3AIT&rd=1 The project summary: 41% Glyphosate. Mix with water. Do not use Galvanized or steel sprayers. Only Stainless Steel or plastic sprayers. This will kill your grass. Weeds 6"and under = A 2.5 gallon will make 300 gallons Weeds 6" and over = A 2.5 gallon will make 200 gallons For hard to control weeds = A 2.5 gallon will make 125 gallons For woody brush and trees = A 2.5 gallon will make 25 gallons A broad spectrum glyphosate that offers superb control of a variety of broadleaf weeds, woody brush and plants. The 14% surfactant level eliminates the need for additional surfactant. * 4 lb. Glyphosate per gallon * Contains 14% surfactant, a "surfactant loaded" foliar herbicide * Rainfast within 2 hours of application * Provides effective control on most annual weeds, perennial weeds, woody brush and plants Razor Pro provides broad spectrum post-emergent weed control for industrial sites, forestry, turf, vegetation management, habitat management, similar non-crop sites and ornamental areas. RAZOR PRO FEATURES AND BENEFITS Surfactant-loaded liquid glyphosate formulation Rainfast within two hours of application Controls most annual and perennial weeds Very effective on woody brush and plants Proven performance Tank mix compatible with many other herbicides Extended application window Always read the entire label before using. Avoid contact with desirable vegetation.