Many people contend that open relays make it too easy to send spam.

Many relays were closed, or were placed on blacklists by other servers.

Many Internet service providers use DNSBLs ( DNS-based Blocking Lists ) to disallow mail from open relays.

Many attempts were made to disconnect the main battery, but insufficient voltage was available to drive the relays.

Many of the data types are named from its use in driving relays: a single-bit physical output is called a coil, and a single-bit physical input is called a discrete input or a contact.

Many towing electrical installations, including vehicle-specific kits incorporate some form of bypass relays.

Many probes and non-human relays have been dispatched throughout the system and in outlying space however.

Many wireless routers and wireless access points offer either a " bridge " mode or a " repeater " mode, both of which perform a similar common function, the difference being the bridge mode connects two different protocol types and the repeater mode relays the same protocol type.

Many discerning anti spam systems will, quite correctly, reject email from smtp relays which fail this test.

Many states have laws regulating the use of boat trailers and some have restrictions regarding the age of motor boat operators.

Many of them sincerely believe that the use of liquor in any form or in any degree is intrinsically evil and sinful.

Many people use wicker cradles for old red wine, lifting the bottle carefully from the bin into the cradle and eventually to the table, without disturbing the sediment.

Many languages use modified forms of the Latin alphabet, with additional letters formed using diacritical marks.

Many amateurs use online tools to plan their nightly observing sessions using tools such as the Clear Sky Chart.

Many contemporary Pueblo peoples object to the use of the term Anasazi, although there is still controversy among them on a native alternative.

Many British publications have gradually done away with the use of periods in abbreviations.

Many parents use a collection of simplified or ad hoc signs called " baby sign.

Many countries, including some US states, also permit the use of less severe corporal punishment for children in school.

Many such are localised, and do not form part of general Australian use, while others, such as kangaroo, boomerang, budgerigar, wallaby and so on have become international.

Many of Canberra's suburbs are named after former Prime Ministers, famous Australians, early settlers, or use Aboriginal words for their title.

Many ironclads were built to make use of the ram or the torpedo, which a number of naval designers considered the crucial weapons of naval combat.

Many were in common use, but had become unacceptable in normal discourse before the end of the twentieth century.

Many drugs produce an antidepressant effect, but restrictions on their use have caused controversy and off-label prescription is a risk, despite claims of superior efficacy.

Many dual system television receivers, equipped to receive both analog transmissions and digital transmissions have analog tuner ( television ) receiving capability and must use a television antenna.

Many areas average of rain per week, and these can use a cistern as small as.

Many autonomous homes can reduce water use below per person per day, so that in a drought a month of water can be delivered inexpensively via truck.

Many coal-burning power stations use flue-gas desulfurization ( FGD ) to remove sulfur-containing gases from their stack gases.

Many types of applications use variables representable in eight or fewer bits, and processor designers optimize for this common usage.

Many players, however, prefer to use replacement grips as the final layer.

Many players use a backhand hitting action for returning smashes on both the forehand and backhand sides, because backhands are more effective than forehands at covering smashes directed to the body.

Many of those that have been properly examined show that they continued in use for many centuries, although the interiors were often modified and changed, and they underwent many phases of habitation and abandonment.

Many Internet sites use information and images from the CIA World Factbook.

Many later CPU designs use similar mixed bit width, especially when the processor is meant for general-purpose usage where a reasonable balance of integer and floating point capability is required.

Many printer drivers do not use the text mode at all, even if the printer is capable of it.

Many of the independent agencies operate as miniature versions of the tripartite federal government, with the authority to " legislate " ( through rulemaking ; see Federal Register and Code of Federal Regulations ), " adjudicate " ( through administrative hearings ), and to " execute " administrative goals ( through agency enforcement personnel ).

Many factories producing transportation equipment still do not operate at full capacity.

Many private taxicab companies also operate larger minibus vehicles to cater for group fares.

Many organisations, including the police, not for profit, social or charitable groups with a regular need for group transport may find it practical or cost-effective to own and operate a bus for their own needs.

Many modern companies operate without a COO.

Many CPUs feature a second set of pins similar to those for communicating with memory, but able to operate at very different speeds and using different protocols.

Many types of lasers can be made to operate in continuous wave mode to satisfy such an application.

Many current and recent philosophers — e. g., Daniel Dennett, Willard Van Orman Quine, Donald Davidson, John Rogers Searle, and Jerry Fodor — operate within a broadly physicalist or materialist framework, producing rival accounts of how best to accommodate mind — functionalism, anomalous monism, identity theory, and so on.

* Many of the businesses that operate in Nevis are headquartered in Saint Kitts and pay the corporate taxes to Saint Kitts, despite the fact that profits for those businesses are derived from Nevis.

Many low cost carriers ( like EasyJet or Bmibaby ) continue to operate from Schiphol, using the low-cost H-pier.

Many financial firms found that they could move to midtown Manhattan four miles away or elsewhere and still operate effectively.

Many US airports still lease part or all of their facilities to outside firms, who operate functions such as retail management and parking.

Many bus lines such as Greyhound and Peter Pan operate from the station.

; Machine independent vs machine dependent: Many optimizations that operate on abstract programming concepts ( loops, objects, structures ) are independent of the machine targeted by the compiler, but many of the most effective optimizations are those that best exploit special features of the target platform.

Many pitch generators operate in the digital domain, producing output in various digital audio formats such as AES-3, or SPDIF.

Many ski resorts operate in National Forests.

Many military satellites operate in the X-band, and some also use UHF radio links, while MILSTAR also utilizes K < sub > a </ sub > band.

Many companies operate their own backbones, that are all interconnected at various Internet exchange points ( IXPs ) around the world.

* Many Facebook games operate on a pyramid scheme system where you are greatly hindered in the game play unless you recruit your friends and family to play the game too.

Many North American transportation planners reserve streetcar for traditional vehicles that operate exclusively in mixed traffic on city streets, while they use light rail to refer to more modern vehicles operating mostly in exclusive rights of way, since they may operate both side-by-side targeted at different passenger groups ..

Many optical telescopes, such as those at Keck Observatory, operate effectively in the near infrared as well as at visible wavelengths.

Many taxi companies operate in Nicosia.

Many bus companies operate from the city ; particularly in the Nsam and Mvan neighborhoods.